Infinity 50 Backpack - Men's Coal LG by Black Diamond

218032CALLG Features: Move effortlessly via the ergoACTIV suspension system to active frame technology designed to move with you by incorporating floating shoulder straps, a free-moving hipbelt and a flexible aluminum frame Maintain an even, balanced load across both shoulders with SwingArm Shoulder Straps that move in sync with your stride Move unrestricted in any direction with Black Diamond's proprietary custom-shaped ball joint that attaches the hipbelt to the frame to a key to the ergoACTIV suspension Make natural movements to lightweight aluminum frame is built with a customizable, anatomical contour that enhances the ergoACTIV suspension's flexiblity Load and unload your pack with ease thanks to the top-loading design that features a floating top pocket so you can keep important items at easy reach Don't overheat or pack around sweat to soft 3D mesh on the hipbelt and shoulder straps and a vented backpanel promotes breathability and comfort Keep your camera and multi-tool where you can easily reach them in the dual hipbelt stash pockets, and have your rain jacket, a hat and a water bottle in the side stretch pockets and front compression stretch pocket Pack is hydration compatible and employs retractable trekking pole to ice axe loops and removable sleeping pad straps Specifications: Capacity: 3050 cu in (Medium); 3234 cu in (Large) Weight (estimated): 3 lb 8 oz Fits torso: 185 to 215 inches (Medium to Large) Material: nylon ripstop Frame material: aluminum Access: top Number of pockets: main compartment + 6 pockets