A super light weight yet totally water proof bag. The tubular design maximizes volume but minimize space. The exclusive AKONA low profile purge valve allows the bag to easily compress with the vertical straps. Ultra lightweight 50D Diamond ripstop. Fully taped seams. SPECIAL FEATURES: The top opening uses double sealing materials, for sure closure. Vertical compression straps with opposing buckles. Allows for multiple attachment options. Minimal stitching and seams create a trusty seal.