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Children's Swimwear

Children’s Swimwear Wholesale & OEM Manufacturer

Safe • Comfortable • Stylish • Made for Water Adventures

UPF 50+
Sun Protection
Premium
Quick-Dry Fabric
Custom Designs
& Private Label
Reliable Production
On-Time Delivery
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Curated Gallery

Artisan Swimwear Showcase

Explore our highly-acclaimed collections. Soft organic contours meet high-performance designs.

Girls Short Sleeve Swim Set – Sunny Waves
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LW-SW08

Girls Short Sleeve Swim Set

US$ 8.30 – 9.50
Girls Long Sleeve Rash Guard Set – Deep Sea Blue
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LW-SW09

Girls Long Sleeve Rash Guard Set

US$ 8.80 – 9.60
Girls One-Piece Rash Guard Swimsuit – Safari Adventure
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Best Seller
LW-SW12

Girls One-Piece Rash Guard Swimsuit

US$ 7.80 – 8.60
Girls Shark Print Rash Guard Set – Aqua Dream
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LW-SW13

Girls Shark Print Rash Guard Set

US$ 8.30 – 9.30
Girls Short Sleeve Swim Set – Starfish Fantasy
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New
LW-SW14

Girls Short Sleeve Swim Set

US$ 8.80 – 10.00
Girls Ruffle Two-Piece Swimsuit – Coral Reef
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LW-SW22

Girls Ruffle Two-Piece Swimsuit

US$ 7.80 – 8.80
Girls Premium Swim Dress – Sunset Glow
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LW-SW18

Girls Premium Swim Dress

US$ 8.30 – 9.10
Girls Premium Swim Dress – Mermaid Magic
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Best Seller
LW-SW21

Girls Premium Swim Dress

US$ 7.30 – 8.10
Boys Premium Rash Guard Shorts Set – Tropical Wave
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Best Seller
LW-SW01

Boys Premium Rash Guard Shorts Set

US$ 7.30 – 8.30
Boys Long Sleeve Rash Guard Set – Whale Adventure
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LW-SW04

Boys Long Sleeve Rash Guard Set

US$ 8.80 – 9.80
Boys Zip-Up Rash Guard Shorts Set – Coastline Explorer
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LW-SW06

Boys Zip-Up Rash Guard Shorts Set

US$ 7.30 – 8.10
Boys Shark Print Rash Guard Set – Coral Reef
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New
LW-SW07

Boys Shark Print Rash Guard Set

US$ 7.80 – 8.80
Boys Two-Piece Swim Set – Wave Rider
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LW-SW15

Boys Two-Piece Swim Set

US$ 6.80 – 7.60
Boys Premium Rash Guard Shorts Set – Tropical Wave
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LW-SW01

Boys Premium Rash Guard Shorts Set

US$ 7.30 – 8.30
Boys Long Sleeve Rash Guard Set – Whale Adventure
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LW-SW04

Boys Long Sleeve Rash Guard Set

US$ 8.80 – 9.80
Boys Zip-Up Rash Guard Shorts Set – Coastline Explorer
Add to Cart
LW-SW06

Boys Zip-Up Rash Guard Shorts Set

US$ 7.30 – 8.10
Boys Shark Print Rash Guard Set – Coral Reef
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LW-SW07

Boys Shark Print Rash Guard Set

US$ 7.80 – 8.80
Girls Long Sleeve Rash Guard Set – Deep Sea Blue
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LW-SW09

Girls Long Sleeve Rash Guard Set

US$ 8.80 – 9.60
Boys Long Sleeve Rash Guard Set – Sweet Ruffles
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LW-SW10

Boys Long Sleeve Rash Guard Set

US$ 6.80 – 7.80
Girls One-Piece Rash Guard Swimsuit – Safari Adventure
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Best Seller
LW-SW12

Girls One-Piece Rash Guard Swimsuit

US$ 7.80 – 8.60
Boys Long Sleeve Rash Guard Set – Sea Shell
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LW-SW17

Boys Long Sleeve Rash Guard Set

US$ 7.80 – 9.00
Kids Quick-Dry Water Shoes – Jungle Leaf
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New
LW-SW16

Kids Quick-Dry Water Shoes

US$ 7.30 – 8.30
Kids Quick-Dry Water Shoes – Ocean Breeze
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LW-SW20

Kids Quick-Dry Water Shoes

US$ 6.80 – 8.00
Kids Hooded Beach Towel Poncho – Sea Shell
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LW-SW32

Kids Hooded Beach Towel Poncho

US$ 7.80 – 9.00
Kids Wide Brim UV Sun Hat – Sea Shell
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New
LW-SW47

Kids Wide Brim UV Sun Hat

US$ 7.80 – 9.00
What Our Partners Say

Trusted by Global B2B Buyers

Hear from children's apparel brands, wholesalers, and retail chain buyers worldwide who source from MOMASONG.

"We have been sourcing kids swimwear from MOMASONG for over 3 years. The fabric quality and print colorfastness are exceptional. Our customers love the soft handfeel and UPF 50+ protection. Their low MOQ is a huge benefit."

Sarah Müller

Sarah Müller

Founder, KinderWaves (Germany)

"MOMASONG's OEM service is top-notch. They digitized our sketches into patterns within 48 hours and the sample development was flawless. Shipping is always on time, and custom private label packaging is premium."

David Chen

David Chen

Sourcing Director, SplashKids (Singapore)

"Outstanding quality control. The stitching is robust, waistbands are comfortable, and children find them very easy to wear. Their customer service team is highly responsive and helpful throughout the entire bulk process."

Emma Watson

Emma Watson

Purchasing Manager, SunTots Retail (USA)
Articles & Insights

Latest From Our Journal

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UPF protection
Care & Tips • May 5, 2026

UPF 50+ Protection: Why It Matters for Little Ones

Understand the science behind sun protective fabrics and how UPF 50+ safeguards children during extended water activities.

Build collection
Buying Guides • Apr 28, 2026

How to Build a Profitable Swimwear Collection

A comprehensive guide for wholesalers on selecting popular styles, sizing distributions, and color trends for next season.

Inside factory
Factory Stories • Apr 21, 2026

Inside MOMASONG: Quality Starts at Every Stitch

Go behind the scenes of our specialized sewing lines and learn about our rigorous 100% quality inspection process.