Toshiba PA1500U-1BS8 18-Inch Extreme Backpack Traditional backpack styling fits up to 18 laptops Extra padding throughout for increased comfort and protection Made with durable 1680d Ballistic Polyester, 600d Polyester ripstop and 900d 2tone dobby materials Water bottle pocket and zippered pouches on both sides Dual zippers on main compartments for easy access Padded shoulder straps and padded back support for comfort Cushioned reenforced handle for easy carrying