60% Regenerated Cotton, 40% Recycled Polyester. Lining: Brushed Back Fleece. 260gsm. Design: Plain. Cuffed Ankle, Gusset at Crotch, Tag Free. Length: Ankle. Waistline: Elasticated, Ribbed. Sustainability: Amfori, BSCI, GRS Certified, Oeko-Tex Standard 100 Certified, Sedex. Ref: UTPC4922