LifeStraw Flex Multi-Function Water Filter System with 2-Stage Carbon Filtration for Hiking, Camping and Emergency…

Amazon.com Price: $29.13 (as of 11/30/2020 17:39 PST- Details)

Versatile water filter from the makers of the LifeStraw Personal filter can be used directly as a straw filter or inline with the included soft touch water bottle
Attaches easily inline to hydration pack bladders and gravity filters, or simply screw it onto a disposable water bottle