100% Recycled Polyester. Denier: 900D. Pockets: Top Pocket, 1 Front Pocket, Zip, 2 Side Pockets, Elasticated. 16in Padded Laptop Compartment, Adjustable Chest Strap, Compression Straps, Grab Handle, Padded Adjustable Shoulder Straps, Tearaway Label. Fastening: Adjustable, Drawstring, Twin Buckle. Sustainability: Amfori, BSCI, Control Union CU811033, GRS Certified, REACH. Ref: UTRW11318