The most minimalistic hiking backpack in Deuter's collection. the Speed Lite22 SL excels in its extreme lightness and puristic design. providing maximumcarrying comfort and outstanding ventilation for athletic tours and alpineadventures in challenging terrain. The Lite Air Backsystem is streamlined.breathable. and high-performing. with its flexible and tensioned DelrinU-frame and airy 3D mesh minimizing perspiration and maximizing trailendurance. This hiking pack delivers everything you need and nothing youdon't: concealable shoulder harness and hip belt. side compression straps forregulating pack volume. accessory loops for gear attachment. easy finger pullloops on zippers. stretch side water bottle pockets. and hydration systemcompatibility. The Speed Lites keep backcountry safety in mind with a built-inloop for a safety light. 3M reflectors. and a just-in-case SOS label providinglife-saving tips. In its sleek and intelligent design. the Speed Lite 22 SLwill over-perform on any elite adventure with such grace and ergonomics thatyou'll hardly notice it's there.