EUC The North Face Ion 20 Flight Series Backpack. Major closet clean-out. Smoke-free, pet-free home. T The North Face Ion 20 Backpack is designed to be lightweight, comfortable, and versatile. This pack has outdoor-friendly features like a rain cover and hydration sleeve, but it also has features for everyday like a laptop sleeve. Any way you use it, the padded harness and EXOLITE back panel will keep you comfortable and cool. Specs: Material: 210HT ripstop Cordura® nylon/ 70D ultralight ripstop nylon Empty Weight: 1 lb 14 oz Volume: 1220 cubic inches (20 liters) Features: Combination laptop/hydration sleeve Accommodates most laptops up to 15" Padded shoulder harness for comfortable carry Hex-Mesh strap fabric and EXOLITE back panel breathe to keep you cool Rain cover included to keep contents dry Mesh pocket on hip belt for convenience