High Sierra Access Laptop Backpack Polyester School-focused daypack with padded 17-inch laptop sleeve Organizer with mesh pocket, card, pen, and MP3 player pockets Vapel mesh-padded back panel with air vent; S-shaped padded shoulder straps Daisy chain for attaching accessories; sternum strap for stabilizing bag 2,850-cubic-inch capacity; measures 15 x 20 x 9.5 inches (W x H x D)