1680D Ballistic - Is a standard, even weave of durable nylon material originally specified by the Federal Government for military use. The term "denier" (D) refers to the size of the yarn used: the larger the denier, the bigger the yarn. * Spinner Wheels - Four wheels...zero effort, four multidirectional spinner wheels allow 360 degree upright rolling in multiple directions so there is no weight on your arm. * Push button handle - Locks when fully extended so you can push or pull your case. The handle also locks when fully recessed, greatly reducing the risk of damage when not in use. * Laptop compartment - Is a built-in padded compartment designed to carry your laptop computer and help protect it from shocks while traveling. • Constructed of durable 1680 denier ballistic• Protective laptop compartments fits 15.6" laptop• 4 wheels allow user to push or pull in any direction• 5-stage adjustable handle.• 10 Year Warranty.• Overall Dimensions: 17"X 14.5"X 9"• Weight: 8.5 lbs.Dimensions: 14.5" x 12.5" x 12.0"