Reebok RBK Street Laptop Backpack Vinyl backed 600d Nylon Double main compartment, padded laptop compartment, mesh zip pocket and storage sleeves Dual side cargo pockets, mesh water bottle pockets, internal organizer, top load expandable pocket, cell phone holder, self-correcting zippers High performance padded moisture management system, compression straps, waist strap 18" x 13" x 8"