Kids' underwear manufacturer

Mass offers children’s underwear made from soft, breathable fabrics to ensure a comfortable and secure fit. Designed for all-day comfort, our undergarments allow children to move freely, whether at school, playing, or resting.

Customized underwear suppliers

Welcome to Mass, we provide high quality and diversified children’s underwear, whether it’s mass production or small batch customization, we use high quality fabrics and exquisite craftsmanship to ensure that each product is comfortable, durable and fashionable.

Underpants

Kids' Soft Cotton Underwear | Breathable and Comfortable

Made from high-quality cotton, this kids’ underwear is designed for maximum comfort and breathability. The soft, gentle fabric ensures all-day comfort while the snug fit provides the perfect support for active kids. Featuring a playful, colorful design, these undies are both fun and functional, making them a great addition to any child’s wardrobe. The elastic waistband ensures a secure fit without digging into the skin, perfect for everyday wear. Durable and easy to care for, these are essential for your child’s comfort.

Kids' Fun Cotton Underwear | Soft & Breathable Boxers

These playful, soft cotton kids’ boxers offer all-day comfort and breathability for active little ones. Designed with fun prints and a cozy fit, they feature a gentle elastic waistband that stays snug without being too tight. Perfect for everyday wear, the durable fabric ensures long-lasting comfort while keeping kids cool and comfortable throughout the day. Ideal for children who love comfort with a touch of fun in their wardrobe!

Kids' Cotton Boxer Briefs | Fun Prints & Soft Comfort

These soft and breathable cotton boxer briefs are designed for kids who love fun and comfort. Featuring playful prints like dinosaurs, trucks, and bikes, they offer a snug yet gentle fit with an elastic waistband. Made from high-quality cotton, these briefs ensure all-day comfort while keeping your little ones cool and active. Perfect for everyday wear, they provide durability and fun in one package, making them a great addition to any kid’s wardrobe!

Pyjamas

Customized Bamboo Fiber Children's Pajama Set

Offering high quality wholesale children’s pajamas, selected soft and breathable bamboo fiber fabric, suitable for kids’ delicate skin. This children’s pajama set has a simple design, including boys’ short-sleeved models, which are comfortable and loose-fitting for daily wear and sleep. Ideal for children’s clothing wholesalers and retailers to customize, to ensure that the child wearing comfortable, breathable and environmentally friendly, accompanied by peace of mind to sleep.

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High-quality cotton long-sleeved printed pajamas set | Boys Girls models

Offer wholesale children’s loungewear, selected high quality cotton material, soft and comfortable, breathable and skin-friendly, suitable for boys and girls. Printing design is fashionable and cute, long sleeve cardigan style, easy to put on and take off. This pajama set is perfect for sleep and home leisure, wholesale quantity discount for children’s clothing stores and retailers.

Children's Comfortable Pajama Set | Soft and Breathable Long Sleeve Loungewear

Made of high quality fabric, this children’s pajama set is light and comfortable, breathable and skin-friendly. The long-sleeved design provides all-day comfort for sleeping and everyday home wear. The classic button closure makes it easy to put on and take off, making it both practical and stylish.

Crawl Suit

2024 100% Cotton Printed Baby Bodysuit

This new 2024 baby onesie is made of 100% cotton, soft and breathable, suitable for babies 0-3 months in summer. Delicate print design with short sleeve style, full of comfort, give your baby an easy wearing experience, a must-have baby item in summer.

OEM Cotton Animal Print Newborn Bodysuit | Soft & Comfortable Baby Crawling Suit

Made of 100% cotton fabric, this newborn baby onesie is soft and breathable, with cute animal pattern design, suitable for baby’s daily wear. Whether it’s leisure time or crawling activities, this onesie provides your baby with comfort and ease, making it an ideal choice for your wholesale baby clothes.

Newborn Baby Organic Cotton Cute Cartoon Crawling Suit

Made of selected organic cotton, this 0-2 years old baby crawling suit is designed with cute cartoon pattern, soft, comfortable and breathable, designed for newborn babies, suitable for both male and female babies for daily wear or crawling activities. It is a perfect combination of environmental protection and comfort, suitable for wholesalers’ bulk purchase needs.

About us: why choose us as your children's underwear supplier?

Mass provides soft, breathable, and durable children’s underwear designed for maximum comfort. With a focus on quality and timely delivery, we help your business confidently meet customer demands, making us your trusted partner.

Who are we?

Welcome to Mass

We are Mass, a professional apparel manufacturer based in China, specializing in providing high-quality children’s clothing and lingerie products. With 8 modern production lines, we have strong production capacity to meet the needs of medium and large wholesalers, retailers and brand buyers worldwide. Whether it’s children’s clothing, underwear, sportswear or other types of apparel, we are known for our high quality, superb craftsmanship and on-time delivery.

Why choose us as your children's underwear supplier?

Expertise in Apparel Manufacturing

With years of experience in the apparel industry, particularly in children’s clothing and underwear, we understand the unique requirements for comfort, safety, and durability in children’s wear. We strictly adhere to international quality standards, ensuring that our products are reliable and of the highest quality.

Customized Solutions

Whether you require specific designs, fabric selections, or brand customization, we offer tailored solutions to meet your needs. Our team works closely with designers and buyers to ensure that each product aligns with market demand and brand identity.

Efficient Supply Chain Management

With our own factories and an integrated supply chain, we efficiently manage production costs and delivery timelines. This allows us to provide competitive pricing while ensuring high quality and on-time delivery, maximizing profitability for your business.

Strict Quality Control

From raw material procurement to finished products, every step is subject to rigorous quality inspection and control to ensure that each item meets high standards. Our quality team is committed to excellence, giving you confidence to sell in North American, European, or Middle Eastern markets.

Mass's services always exceed your expectations

Mass ensures a smooth, stress-free sourcing experience by handling every detail, from trade formalities to customs and logistics. With regular updates from our experienced team, you can focus on your business with complete peace of mind.

Start With Low MOQ

We support minimum order quantities as low as 100 pieces, making it easy to get started—whether you’re a new client or making a small purchase.

Provide OEM and ODM

According to your needs, we provide flexible OEM and ODM customization services to ensure that your brand style and market needs are perfectly presented.

Rapid shipment service

If you don’t need customized services,Mass offers a diverse, in-stock inventory that ensures fast shipping to help your business run smoothly.

Answers to specialized knowledge about children's underwear

If you need more information, our professional team is here to assist you. Don’t hesitate to reach out for personalized support.

What types of fabrics are available for sourcing children's underwear in China?

Common fabrics for children’s underwear include cotton, organic cotton, bamboo fiber, modal and blended materials. Each fabric has its own advantages, such as cotton and organic cotton which are breathable, soft and suitable for sensitive skin; bamboo fiber which is anti-bacterial; and modal which is lighter and smoother. Depending on the customer’s needs, we can offer different fabric options.

How do fabrics of different grammage weights (GSM) from Chinese suppliers affect the cost of underwear?

The grammage of the fabric (GSM) directly affects the thickness and texture of the underwear. Higher grammage fabrics are usually thicker and more durable, but relatively more expensive; lower grammage fabrics are lighter and less expensive. Customers can control costs by choosing the right grammage according to market positioning and product requirements.

What are the usual fabrics used in children's underwear? Which material is safer?

Children’s underwear is usually made of cotton, organic cotton, bamboo fiber and modal fabrics. In contrast, organic cotton and bamboo fibers are safer and more suitable for children’s sensitive skin due to their lack of chemical residue and natural antibacterial properties. All of our fabrics comply with international standards such as Oeko-Tex Standard 100 to ensure safety.

How long is the elastic band life of underwear, the industry standard? Is there a way to extend it?

The longevity of lingerie elastic usually depends on the quality of the fabric and the processing. By industry standards, elastic bands are generally able to withstand thousands of stretches without losing their elasticity. In order to prolong their life, we recommend the use of high-quality rubber and durable materials, as well as strict control of the elastic band’s sewing process during the manufacturing process.

How to find reliable children's underwear suppliers in China? What qualifications should I check?

To find a reliable supplier, choose one with BSCI, WRAP or ISO certification, check customer reviews, and ensure that their manufacturing environment and processes are up to standard through site visits or third-party audits.

The best guide to purchasing children's underwear

Here’s the best guide for sourcing children’s underwear, designed to help you ensure product safety, quality, and efficient supply chain management. By following these steps, you can streamline the sourcing process and establish a stable, long-term supply chain for your business.

Table of Contents

Choose the Right Supplier

  • Verify Supplier Credentials: Select suppliers with experience and a strong reputation in children’s apparel manufacturing. Check for certifications like BSCI, WRAP, or ISO to ensure that their production meets international standards.
  • Review Customer Feedback and Factory Capacity: Look into past customer reviews or request references from the supplier to ensure they have a reliable track record in terms of delivery, quality, and service.
  • Conduct Factory Audits: If possible, arrange an on-site visit to inspect the factory’s environment, equipment, and working conditions. Alternatively, you can use third-party inspection agencies like SGS or Intertek to audit the factory on your behalf.

Understand Safety and Compliance Requirements

  • Chemical Safety Standards: Ensure that the fabrics used for children’s underwear comply with international standards like Oeko-Tex Standard 100, which guarantees that the products are free from harmful substances and safe for children’s skin.
  • Physical Safety Standards: Make sure the products comply with EN 14682 and similar physical safety regulations to avoid risks from small components or drawstrings that could pose choking or strangulation hazards.
  • International Compliance: Familiarize yourself with the regulations in your target markets, such as CPSC (Consumer Product Safety Commission) requirements in the U.S. and REACH standards in Europe, to ensure that products meet all legal requirements.

Customization and Sample Production

  • Support Full Customization: Work with suppliers who offer comprehensive customization options to meet your branding needs, such as custom colors, fabrics, logos, and patterns. Make sure they can provide multiple techniques like embroidery, printing, and labeling.
  • Sample Testing: Always request samples before placing a bulk order. Test the samples for fabric quality, stitching, sizing accuracy, and overall comfort. Only proceed with bulk production once the sample meets your expectations.

Quality Control and Production Monitoring

  • Comprehensive Quality Checks: Collaborate with suppliers to ensure quality checks are carried out at various stages—pre-production, mid-production, and post-production—to verify fabric quality, sizing, and the final product’s appearance.
  • Third-Party Quality Inspection: Engage independent testing agencies such as SGS or Bureau Veritas to conduct unbiased quality inspections, ensuring products meet international safety and quality standards.
  • Production Monitoring: Consider negotiating with your supplier for production monitoring, either through live video surveillance or scheduled on-site visits, to ensure the manufacturing process meets your requirements.

Draft Detailed Contracts and Payment Terms

  • Specify Contract Terms: Clearly outline product specifications, production timelines, quality standards, delivery dates, and after-sales service in the contract. This minimizes the risk of disputes by ensuring both parties understand their responsibilities.
  • Phased Payment Terms: Use staged payment methods (e.g., deposit upfront, balance upon quality inspection approval) to minimize financial risks. Opt for secure payment methods such as Letters of Credit (L/C) or Escrow services to protect both parties’ interests.

Logistics and Transportation Management

  • Partner with Reliable Logistics Providers: Collaborate with experienced logistics companies to ensure the safe and timely delivery of children’s underwear. Ensure that every shipment is insured to mitigate risks associated with transit.
  • Select the Right Shipping Method: Choose from air, sea, or land transportation options based on your order size and delivery timelines. This allows you to optimize costs and meet delivery requirements effectively.

Build Long-term Partnerships

  • Establish Long-term Relationships: Maintaining stable relationships with quality suppliers ensures consistent product availability and may result in better pricing, production priority, and enhanced customization services over time.
  • Regular Audits and Communication: Conduct regular supplier audits and maintain open communication to ensure the supplier continues to meet your quality and delivery requirements.

Plan for Product Recalls and Contingencies

  • Develop a Recall Plan: Prepare a clear recall or emergency plan in case any product fails to meet safety standards or encounters quality issues. This ensures a quick response and minimizes risks.
  • Product Liability Insurance: Consider obtaining product liability insurance to protect your business from potential claims or quality issues, ensuring that unforeseen problems do not affect your operations.

Stay Updated on Market Trends and Customer Feedback

  • Monitor Market Trends: Regularly research market trends, new materials, and design features in children’s underwear to keep your product offerings aligned with current consumer demands.
  • Collect and Analyze Customer Feedback: Gather feedback from customers to improve products and services continuously. A strong focus on customer satisfaction helps build brand loyalty and enhances market competitiveness.

Choose Sustainable Fabrics and Processes

  • Eco-friendly Fabric Options: Opt for organic cotton, bamboo fiber, or recycled materials that meet GOTS (Global Organic Textile Standard) certification or other eco-friendly standards to appeal to environmentally conscious consumers.
  • Sustainable Production Practices: Work with factories that use environmentally friendly manufacturing processes to minimize pollution. This not only helps meet international environmental requirements but also enhances your brand’s image.

Easily create your customized children's underwear!

Welcome to Mass , where quality athletic apparel meets superior craftsmanship. Contact us today to learn how we can help enhance your apparel line.

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We will contact you within 12 hours. Please pay attention to the email ending with “@massfashions.com” or “@massgarment.com“.

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 12 hours. Please pay attention to the email ending with “@massfashions.com” or “@massgarment.com“.

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 12 hours. Please pay attention to the email ending with “@massfashions.com” or “@massgarment.com“.

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 12 hours. Please pay attention to the email ending with “@massfashions.com” or “@massgarment.com“.

*We respect your confidentiality and all information is protected.

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*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

Request a Free Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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We will contact you within 1 working day, please pay attention to the email with the suffix “@massfashions.com” or “@massgarment.com”

*We respect your confidentiality and all information is protected.

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