This ultra lightweight is perfect for use inside non waterproof bags offering protection to you kit the valve and straps make it even easier to compress your load and make the most of the space you have making this dry bag ideal for sleeping bags and clothesbuckles and a broad base loop allow for easy fixation the base loop also helps with unpacking the bagmaterial ps 10 ps 17height 32 cmcircumference 675 cmdiameter 215 cmweight 152 gvolume 12 l