Fibre padded cushioned back. Adjustable Sternum Strap, Waist And Back Padded Shoulders, Dual Compression Straps On The Sides, Extended Shoulder Strap for comfort in long travel- Made from Imported Micro Rib Nylon Material which is waterproof and does NOT require additional rain cover- Handle Features Load Adjuster On Shoulder Straps, Adjustable Waist Belt, Sternum Straps, Dual Compression Straps On The Sides, Two Ice Axe Loops On The Front, Extended Shoulder Strap