Ideal for sports, university, or shopping; Elegant all-black design; Flexible roll-top closure; Practical front zip pocket; Integrated, spacious, and padded laptop compartment with side access pocket; Comfortably padded back and shoulder straps; Inner pocket with zipper for secure storage of valuables; Bottom made of water-resistant reverse polyester; 100% 600D polyester; Dimensions: 45 to 60 x 40 x 17.5 cm; Volume: 31.5 ? 42 liters