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Children's swimwear

Kimonos, ponchos and cover-upsBestsellerBikini topsBikini bottoms
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Lena Girls Swimsuit
CHF 44.90
amethyst
Main Design
 jade
Main Design
 hey leo
Main Design
 pink diamond
Main Design
 hey leo/black
Main Design
 elderberry/salty leo
Main Design
 ocean/stormy tie dye black
Main Design
 black/sailor blue
Main Design
 seabreeze mint/black sand
Main Design
 elderberry/rhubarb pie
Main Design
+ 7 more
1 2 3/4 5/6 7/8 9/10 11/12

4 reviews
Quick buy
Ava girls swimsuit
CHF 44.90
cali sunglow/wild lavender
Main Design
 apricot sunset/sea spray
Main Design
2 3/4 5/6 7/8

2 reviews
Quick buy
Mia girls bikini reversible
CHF 49.90
amethyst/stormy tie dye black
Main Design
5/6 7/8 9/10
Quick buy
Mia Girls Bikini
CHF 44.90
black sand
Main Design
2 3/4 5/6 7/8 9/10 11/12

3 reviews
Quick buy
Laila Girls Swimsuit
CHF 49.90
hey leo
Main Design
 coconut stripes
Main Design
 amethyst
Main Design
 black sand/seabreeze mint
Main Design
 black/sailor blue
Main Design
 stormy tie dye black/dark coral
Main Design
 elderberry
Main Design
+ 4 more
1 2 3/4 5/6 7/8 9/10 11/12

5 reviews
Quick buy
Kai Baby Swimsuit
CHF 49.90
hey leo
Main Design
 cali sunglow/wild lavender
Main Design
 apricot sunset/sea spray
Main Design
0/1
Quick buy
Aina children's UV shirt
CHF 44.90
hey leo
Main Design
 coconut stripes
Main Design
 stormy tie dye purple
Main Design
 stormy tie dye black
Main Design
+ 1 more
1 2 3/4 5/6 7/8 9/10 11/12

2 reviews
Quick buy
Lean Board Shorts For Boys
CHF 44.90
coconut stripes
Main Design
 hey leo
Main Design
 black
Main Design
 stormy tie dye black
Main Design
+ 1 more
2 3/4 5/6 7/8 9/10
Quick buy
Nolan boardshorts for boys
CHF 44.90
hey leo
Main Design
 coconut stripes
Main Design
10-12 12-14 14-16
Quick buy
Children's Sun Hat
CHF 19.90
seabreeze mint
Main Design
 ocean
Main Design
 stormy tie dye black
Main Design
 stormy tie dye purple
Main Design
 black
Main Design
 deep sea
Main Design
 elderberry
Main Design
 black sand
Main Design
+ 5 more
1-2Y / 86-92 3-7Y / 104-122

1 review
Quick buy
Children's Bath Poncho Flow
CHF 39.90
terracotta
Main Design
 olive-grey
Main Design
 mustard
Main Design
3-6 years 7-12 years

2 reviews
Quick buy
Mia Girls Bikini
CHF 19.95 CHF 44.90
Sale
deep sea
Main Design
 rhubarb pie
Main Design
2 3/4 5/6 7/8
Quick buy
Malia Baby Swimsuit
CHF 29.90 CHF 49.90
Sale
seabreeze mint/stormy tie dye black
Main Design
 elderberry/salty leo
Main Design
 black/salty leo
Main Design
 mocha/flowers
Main Design
+ 1 more
0/1 0 1 2
Quick buy
Marlon Kids Rashguard
CHF 34.90 CHF 44.90
Sale
deep sea
Main Design
0 1 2 3/4 5/6 7/8 9/10 11/12

2 reviews
Quick buy
Lean Board Shorts For Boys
CHF 24.90 CHF 44.90
Sale
stonewashed
Main Design
 black/flowers
Main Design
 black
Main Design
1 2 3/4 5/6 7/8 9/10 11/12

Discover sustainable children's swimwear at MAIN Design

Our children's swimwear at MAIN Design combines style, comfort and sustainability. Made from recycled materials, our swimsuits and bikinis for children not only offer a fashionable look but also the highest protection with UPF50+ sun protection to protect the sensitive skin of little ones.

Why choose our children's swimwear?

  • Sustainable materials : Our swimwear is made from eco-friendly fabrics that are durable and gentle on the skin. Perfect for long days at the beach or pool.

  • Perfect protection : Equipped with UPF50+ sun protection, our swimwear offers the best protection from the sun so you don't have to worry while the little ones play.

  • Matching Looks : Our collection offers the possibility to choose matching swimsuits for mom and child to shine in a partner look.

sustainability in focus

All products in our children's collection are handmade in Bali under fair working conditions. MAIN Design is committed to protecting the oceans by donating 1% of all online sales to Healthy Seas.

Shop now and discover sustainable swimwear for children! Benefit from free shipping in Switzerland for orders over CHF 120 and find the perfect swimwear that will bring joy to your child while protecting the environment.