240+ ethical labels, buy direct from the maker

Organic Cotton Wide Jumpsuit in Black

£122 £81
Save £41 · −34%
Buy now from Cossac

We don't sell directly. Clicking through takes you to cossac.co where you'll pay and receive from the maker. Delivery and returns are handled by cossac.co, under its own policies.

Cossac is based in the United Kingdom. At £81, it's in the usual price range for the 146 women's organic cotton one-pieces on Ethical Clothing (typically £34–£125, from 19 brands). COSSAC is a British womenswear brand founded in 2014 by Agata Natalia Kozak, a fashion design expert with a background in Poland, Turkey, and London. See all Women's Organic Cotton One-Pieces →

Product details

Step into the Spring–Summer 2026 season with our Organic Cotton Wide Jumpsuit - an oversized casual silhouette designed for effortless warm-weather dressing. Crafted from 100% organic cotton interlock fabric it offers soft breathable comfort with a relaxed drape. Finished with slim straps and available in black and pale blue this versatile sustainable jumpsuit is an elevated essential for everyday summer wear.
Key Features:

Made from 100% certified organic cotton interlock fabric
Oversized wide-leg silhouette with slim straps
Soft breathable and comfortable for spring and summer wear
Available in Black and Pale Blue

Ethically crafted in Europe
Sizes: S M L (model is 168cm and wears size S)
Designed for versatile seasonless wear
Pull-on style

Material
Organic Cotton
Shop for
Women
Brand based in
United Kingdom
Colour
Black