Camelbak Products Highwire 20 Hydration Backpack, Pirate Black/Gunmetal, 100-Ounce Ultra-Light materials, four point compression straps, side pockets, tool attachment, sunglasses pocket Lightweight Ventilated back panel 1" removable waist belt Independent Suspension harness with perforated foam and Slider Sternum Strap Suggested load range: 10-25 lbs. Extra layers, rain gear, food, head lamp, trail maps, trekking poles, media, sunglasses