Multi-functional: can be used as a bag and backpack thanks to the stowable shoulder straps Spacious: the 13 litre volume offers space for DIN A4 folders, folders, books etc. Padded laptop compartment: the padded notebook compartment offers space for a laptop up to 15 inches (dimensions of the laptop compartment: approx. 31 cm wide and 25.5 cm high, open at the top) Robust and easy to clean: the bag is made of robust Cordura 500 denier material Warranty: On the shopping bag, the manufacturer gives an extended product warranty of 10 years