65% Organic Cotton, 35% Recycled Polyester. Fabric: Brushed Back Fleece, Enzyme Washed. 350gsm. Design: Plain. Elasticated Ankles, Tag Free. Length: Ankle. Pockets: 2 Side Pockets. Waistline: Elasticated. Sustainability: EVE Vegan, Oeko-Tex Standard 100 Certified.