REI

flux 1.5 l collapsible water bottle + filter cap - 50 fl. oz.

packflask filter kit - 750 ml

iodine tablets

befree ac water filter bottle 0.7 l

explorer pro purifier

ultraflask + filter cap

trailshot pocket-sized water filter

sip reusable stainless-steel water filter straw - package of 3

seeker+ 6 l gravity filter kit

daycap in-bottle filter

befree ac 0.5 l water filter bottle

peak series solo water filter

28 mm filter kit

peak squeeze water filter system - 22 fl. oz.

sip reusable stainless-steel water filter straw

quickdraw filter system - 2 liter

go series bpa-free water filter bottle - 22 fl. oz.

hiker microfilter

hiker pro replacement cartridge

geopress replacement purifier cartridge