Waterproof backpack for laptop 15″

Waterproof cover made of two tones of nylon. Two padded pockets with Velcro closure to store a laptop up to 15″ and a tablet up to 10.5″ Comfortable, padded shoulder straps. Several interior pockets. Two front pockets, one with RFID protection. Two side pockets for bottle and umbrella. Hidden pocket. Tape to put on a suitcase on wheels. Size: 320 x 450 x 140mm. Volume: 14 l.