LifeStraw PS Membrane Microfilter Replacement - Black | Water Filtration for Camping, Hiking & Emergency Preparedness

LifeStraw's Peak Series filter membrane density has been re-engineered for optimized flow rate - meaning better performance against sand and silt while maintaining great flow for the long haul. This highly versatile filter is designed to be interchangeable, featuring universal threading to make it as adaptable as possible to all your gear.