Whether you are carrying textbooks or enough gear for a day in the woods, our Standard Backpack is built for years of dependable service. We recommend the small for elementary kids, medium for middle school, and large for high school and college students. Features Include:Rugged 15-ounce canvas construct.High-quality zippers for both the main compartment and front pocket.Double canvas bottom to resist every day wear & tear.Cotton webbing shoulder straps.Slip pockets in front compartment to hold everyday necessities (Medium and Large).Nylon grab handle for easy pickup.Padded laptop sleeve for protection.Dimensions: 18"H x 14"W x 5"D + Pocket Laptop Sleeve 14H x 12W Capacity: 21 Liters + Pocket