Material: Polyester, TPE. Capacity: 21L. Pockets: Front Pocket, Zip, Pen Pocket, 1 Internal Pocket. Compartments: 1 Main Compartment. Suitable for: 15.6in Laptop. Adjustable Shoulder Strap, Convertible, Grab Handle, Laptop Sleeve, RFID Security. Sustainability: Amfori, BSCI. AZO Free, Chlorinated Paraffin Free, Food Safe, PVC Free. Design: Logo, Plain. Packaging: Polybag. Conforms to Safety Standard: REACH. Swiss Peak Men's Travel Convertible 21L Backpack in Black