The Tough and unique 5.11 Covert Boxpack shown at the SHOT Show 2015 is available now at Military1st.co.uk... "Made from abrasion resistant 1680D ballistic Polyester, COVRT Boxpack is the first ever 5.11 all-weather roll top backpack. It features a quick roll top main compartment and a multiple externally-accessible pockets, reinforced padded shoulder straps with slide adjusting sternum strap, and a quick release waist belt stabilizer.