20 Count KATADYN Water Purification Tablets
The Only EPA Registered Purification Tablets on the Market! And the only disinfection system effective against viruses, bacteria, cryptosporidium, and Giardia. No unpleasant taste.
If you don't have a Bereky Water Filter, these are the next best thing. Katadyn water purification tablets are also handy if you have to be on the move and don't want to carry water with you. These tablets have been around for a long time and have been proven successful literally millions of times over.