WITH SHOULDER STRAP
10L & 20L dry luggage include a 24-42 Inch single shoulder strap. 30L, 40L, and 55L waterproof backpacks are outfitted with backpack model shoulder straps that additionally include a sternum strap for added stability.
New 55L additionally comes outfitted with a heavy responsibility waist-belt, which relieves added stress and helps help your load.