We’re on a mission to turn the tide on standard, inflexible sizing.
We’re creating swimwear that represents us realistically, accepting our bodies as they are — unique, ever-changing, and unedited.
“Youswim’s swimsuits are actually magic.”

Find your Stretch
Two sizes. Fits like it was made for you.
Fitting UK 6–28 — tops, bottoms and suits for your daily evolution.
Which UK size do you usually wear?
179 reviewers who usually wear a UK 14 wear Stretch I.
Best sellers
No size charts. No ordering two just in case. One adaptable fit you can depend on, summer after summer.
Everyone here is wearing the same size.












Versoform™
No more size charts.
Our original knit flexes in every direction and springs back, so it adapts to you through weight changes, pregnancy and every up and down.
Our original knit flexes in every direction and springs back, so it adapts to you through weight changes, pregnancy and every up and down.
- Circular-knitOne continuous tube of buttery-soft fabric. No side seams to dig or pinch.
- OEKO-TEX® certified fabricTested for harmful substances, down to the thread.
- Made in EnglandKnitted, dyed and sewn in England, sweatshop-free.
“It fits like a glove.”












