The handy and foldable Maxpedition Rollypoly Backpack is available right now at Military1st.co.uk... "The Maxpedition Rollypoly Backpack is a sequential folding pouch in the form of a lightweight and universal backpack. Constructed of long-lasting and water-resistant Nylon, Maxpedition Rollypoly Backpack features a large main compartment with inner zip pocket, adjustable shoulder straps, integrated belt loop and Siamese SlikClip.