Get this great helper when you travel or sports for the transfer of heavy items or clothing. Waterproof Bag Sea to Summit is due to the material is very light and easily packable, but its strength is admirable. High quality and reinforced seams retains its contents all together and safe. The main advantage, however, is that the size of the bag in a folded state can be compared with the size key fobs. On top weighs only 80 g, so you will not even bother.
Link to Manufacturer's Website: Enter link to the external review