New unused, but box a little bashed, Sawyer Mini Filtration System. Filters to 0.1 micron. Can be used to filter water: - from a 16oz/0.47litre bag (included) - from a screw top plastic bottle (not included) - via a straw (included) - in-line from a bladder (not included) - via a syringe (included and in sealed bag)
