Custom & Wholesale Kids' Athletic Shorts Manufacturer

As a specialist kids’ shorts manufacturer, we create durable, comfortable, and safe athletic shorts for teams, schools, and brands. Partner with us for your private label line of high-quality kids’ sportswear.

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Kids' Activewear

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Kids' Athletic Shorts

Built for Every Run, Jump, and Goal

Second-Skin Comfort

Lightweight & Breathable

Crafted from moisture-wicking, breathable performance fabrics to keep active kids cool and comfortable.

Durable Lasting Construction

Playground-Proof Durability

Engineered with reinforced seams and tough, snag-resistant materials to withstand non-stop activity and frequent washing.

Kid-Friendly Fit

Secure & Comfortable Fit

Featuring a soft, secure elastic waistband with an optional drawcord for a perfect fit that stays in place during play.

Durable & Chlorine-Resistant

Certified Safe Materials

All our fabrics are OEKO-TEX® certified, ensuring they are free from harmful substances and safe for children.

Our Best-Selling & Market-Proven Styles

Start with our most requested designs, fully customizable for your collection.

In-Depth Customization: Create Your Perfect Custom Kids' Shorts

Your brand is unique, and your products should be too. Explore the possibilities below.

Fabric & Materials

Select from our extensive library of premium performance fabrics, or work with us to develop a custom material.
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Fit & Construction

Define the core structure of your sports garment, from the silhouette and fit to the seams and construction techniques.
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Features & Functionality

Incorporate functional elements that add value and meet your customers’ specific needs.
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Color & Finishing

Choose from a limitless color palette with Pantone® matching, and explore various finishes and treatments.
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Branding & Logos

Apply your brand identity with a range of high-quality techniques for a professional finish.
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Start Your Custom Kids' Athletic Shorts in 4 Simple Steps

Our streamlined process makes bringing your custom activewear line to life straightforward and efficient.
Inquiry & Consultation

Inquiry & Consultation

Design & Sampling

Design & Sampling

Bulk Production & QC

Bulk Production & QC

Shipping & Delivery

Shipping & Delivery

From Fabric to Final Sportwear Garment

We combine meticulous planning with advanced technology and strict quality control at every stage of production.

Your Premier Manufacturer for Wholesale & Custom Kids' Athletic Shorts

As a leading manufacturer of children’s apparel, Sansansun is a top kids’ athletic shorts supplier. We specialize in producing durable and comfortable shorts for a variety of sports, including our popular youth basketball shorts. We focus on using safe, certified, and breathable fabrics to create high-quality shorts perfect for teams, schools, and active play.

We are the ideal partner for sourcing children’s sportswear. We offer comprehensive private label services for creating custom kids’ shorts, alongside flexible wholesale youth shorts programs for bulk orders. As a trusted factory, we are committed to delivering reliable, parent-approved products that are built to handle the rigors of childhood.
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Flexible MOQ & Sourcing

Flexible MOQ & Sourcing

From 30-piece wholesale orders for market testing to fully custom production runs, our flexible MOQ policy is designed to support your brand's growth.

Scale & Factory-Direct Pricing

Scale & Factory-Direct Pricing

Leverage our 600,000+ piece monthly capacity. Our scale and factory-direct model ensure you receive competitive pricing, maximizing your profit margins.

One-Stop Solution

One-Stop Solution

Go beyond manufacturing. Our solution includes precision strategic consulting and access to 800+ new annual styles for a faster, smarter launch.

Quality Guarantee

Quality Guarantee

Your products are backed by our rigorous multi-stage QC process, from incoming fabric inspection to a 100% final garment check.

Ready to Launch Your Next Best-Selling Collection?

Work with a partner who brings design, speed, and reliability together. We’ve helped 200+ growing brands launch faster, scale smarter, and win in their markets. You could be next.