CLEVER STOW OPTIONS FOR ON-THE-MOVE ACCESS The innovative collapsible pole stor- age on the front of the shoulder strap makes it quick and easy to access your poles without having to take the pack off and break stride. LIGHT WEIGHT FOR BETTER ENDURANCE When speed is key and every gram counts, removing the foam back pad can shave off an extra 20 g (equivalent to approx. 10 % of the overall weight). Trail running pack for high-octane outdoor enthusiasts who want to push hard over longer distances. ultra-lightweight two stretch side pockets stretch compartment inside moisture-resistant fabric against the back load compression bungee cords two soft flask pouches zippered pocket on the shoulder strap for cell phone, GPS etc. SOS label body fabric: 100% recycled bluesign certified body fabric Material: 70D REC PA MINIRIP FD deuter Lite back system collapsible trekking pole holster on shoulder strap safety whistle bungee cord shoulder strap adjustments for a snug fit ergonomic vest-style shoulder straps stabilizer straps trekking pole attachment two adjustable and detachable sternum straps zippered valuables pocket inside stabilizer straps hydration compatible 2 L Ascender 7 3 L Ascender 13  Find More Deuter Ascender 7 Litre Backpack