Just because you head out in extreme weather, doesn't mean you need to invite it in. The Rainier 25 Waterproof Backpack protects your laptop and other valuables by sealing out the wet with ultrasonically welded seams, waterproof zipper, and a roll-top closure. Proven tough, this pack can be trusted from bucketing backcountry adventure to pouring city commutes. With ergonomic, adjustable shoulder and sternum straps as well as a padded airflow back panel, this pack has your back in the comfort department. Product Features: 100% Waterproof Ripstop Fabric, Roll Top Closure, Large Front Pocket with Waterproof Zipper, Ultrasonically Welded Waterproof Seams, Padded Back Panel, Ergonomic, Adjustable Shoulder and Sternum Straps, Padded, Removable Laptop Sleeve, Exterior Gear Loop, Dual Side Mesh Pockets, Internal Key Clip, FABRIC: 100% Nylon Ripstop with 100% Polyester Lining, SIZE: 26H x 14.5W x 9" H, VOLUME: 25 Liters / 1,525 Cubic Inch. Colours: Black/Azure Blue, Black/Bright Red, Black/Graphite