Designed for the new version of ALIENWARE laptops; fits laptops up to 15. 6" Durable high-density nylon exterior and weather-resistant non-slip base; padded shoulder and chest straps for comfort and support All-around protection: a reinforced, weather-resistant, non-slip base provides added protection against the elements while easily Bearing the weight of all your gear Dedicated padded laptop and tablet compartments; additional compartments and pockets for your accessories and gear Hidden, extendable mesh water bottle compartment; lifetime Warranty!