This small filter filters up to 375000 litres of fresh water out of a lake, river or stream. With squeezing pouch (0.5L), filter cap, syringe (for cleaning) and drinking straw.
The 4 and 10 liter versions can be easily fixed to branches or vehicles thanks to the two handles being provided with buckles.
The Watersack can be combined with the purification filter by Katadyn.
The large roll closure opening allows easy filling.
Seat or head pillow
Buoyancy means for diving