Detachable waterproof rain cover. Grab handle. Padded adjustable shoulder straps. Adjustable waist and chest straps. Compression straps. Ergonomic breathable padded mesh back panel. Hydration bladder compatible. Trekking pole attachment points. Front zip pocket. Internal mesh pocket. Side zip pocket. Elasticated mesh side pockets. Key hook. Interchangeable zip pullers. Reflective accents. Back light attachment loop. Laptop compatible up to 15.6". Tear out label. Capacity 20 litres. Co-ordinates with QX510, QX515, QX530, QX550, QX560 and QX570.