Tactical Potable Aqua Water Purification Tablets (5 per pack)

Potable Aqua Water Purification Tablets, Made In The U.S.A. , 50 Tablets Per Bottle , Great For Campers And Backpackers , Very Effective Against Giardia , Makes Questionable Water Bacteriologically Safe , Add Two Tablets To One Quart Or Liter Of Water , Good For Four Years.  (5 per pack)