Platypus Meta Water Bottle + Microfilter 1L

Slug back clean water. The bottom half of this bottle is soft, so you can squeeze it to force water through the built-in filtration system. And it compresses to half its size for easy transport. Hollow fiber filtration system is highly effective, and removes harmful particles down to 0.2 microns. Soft lower portion is food-grade safe TPE. Hollow fiber filter reduces microns to 0.2 microns. 2-part construction makes it easy to clean and maintain. Retention system on cap prevents loss. Filtration cleaning requires a simple shake of the bottle to dislodge debris and increase flow. Do not allow the cartridge to freeze after initial use.