Victorinox Altmont 3.0 Laptop Backpack, Mocha Brown, One Size Measures 12.75 inch x 18.25 inch x 6.5 inch Weighs 1.6 pounds, capacity 1513 cubic inches Holds a 15.6 inch laptop Durable versatek main body fabric with abrasion-resistant I synetic ballistic nylon base 6.5 x 18.25 x 12.75 Pockets: 5 interior slip, 5 exterior