Black Hole Duffel 40L BagBody is made from weather and abrasion resistant 100% recycled polyester ripstop with a matte, recycled TPU film laminate. Padded, removable shoulder straps let you carry the Black Hole Duffel like a backpack and can be detached when not in use; reinforced haul handles withstand overzealous baggage handlers. A zippered side pocket can be reached from the outside or inside of the bag, and when empty, the duffel stuffs into the pocket for compact, self