The FirstLight 20L backpack is designed for traveling outdoor photographers. Built for extended days of travel, it 39;s carry on compatible, making it easier to get to your destination. Plus, this high capacity backpack is comfortable enough for a long day on the trail. The FirstLight 39;s contoured, 11 point adjustable torso harness fits most men and women. The pack also offers ballistic nylon bottoms for durability and has long lens capacity with extra room for your laptop and personal gear. Top Features: Adjustable torso length fits small to large body types Robust, comfortable, and contoured harness system with 11 adjustment points Sized for domestic or international travel Tablet or laptop fits into front pocket fits up to 15 laptop or 12 tablet Dedicated water bottle pockets on sides Includes tripod monopod mounting system on front or side Better weight distribution for a more comfortable load enables easier all day use on the trail Seamless rain cover included doubles as a ground cloth When attached, rain cover allows small to medium tripods to be carried on front or side positions 2 front stuff pockets for travel or trail essentials: extra layers, a light jacket, headlamp, gloves, chargers Adjustable high density closed cell foam dividers for large telephoto lenses, traditional photo gear or personal items Top zippered pocket for quick access to essentials Exterior Dimensions: 11.4 W x 18.7 H x 7 D 29 x 47.5 x 17.8 cm Interior Dimensions: 10.8 W x 17.5 H x 5.3 D 27.5 x 44.5 x 13.5 cm Front Pocket: fits up to 15 laptop Weight: 4.4lb 1.9kg Volume: 20 Liters Materials For superior water resistance, all exterior fabric has a durable water repellent coating; the underside of the fabric has a polyurethane coating. Highest quality abrasion resistant YKK RC Fuse zippers, 420D velocity nylon, 420D high density nylon, 1680D ballistic nylon, 210D nylon, 320G DuraStretch mesh, nylon webbing, 350G airmesh.