Take a look at the Surflogic Waterproof Dry Tube Bag - 20L at S2AS!

- 100% waterproof bag
- Waterproof roll-top closure
- Adjustable removable shoulder strap
- Light weight & high quality TPU construction
- High frequency welded construction
- Protection level: IP66
- Not intended for prolonged submersion
- Capacity: 20L
- Size: ø 23 x 55 cm / ø 9.05” x 21.65”