Features Fabric/Polyester Classic rucksack design: Large main compartment, top hood with zippered access, and horizontal compression system Complete comfort: Anti-chafe, contoured shoulder straps with high-density foam with breathable air mesh, removable waist belt, and three point, raised padded back with air channel Space to stash: Right quick access sunglass point, expandable side pockets, expandable side pockets, and large front stash pocket with hidden expandable panels Protection: Sternum strap with reflective safety strip, high density foam padded laptop compartment with side access, and other reflective safety accents Hydration reservoir compatible (reservoir not included Description Were constantly testing our products in the worst conditions all around the world to make our products perform even better. Explore how we test, and share your toughest moments of testing here. The Columbia Fairview Rucksack holds a cool 23.9 L (1459 cubic inches, and comes with a lifetime warranty. Patented Omni-Shield delivers protection from outdoors where you least expect it but need it most