Woven organic cotton: 100% cotton. The cotton fibres are certified organic. The fabric has a polyurethane coating on the inside and has been treated with a fluorine-free impregnation called Bionic Finish Eco. This fabric finish has a waterproof rating of 10,000 mm, and breathability rating of 3,000 g/m2/24h. The garment has taped seams. Delicate wash at 40°. Do not iron. Do not dry clean. 2-3% shrinkage. Made in Zhejiang, China.