Pristine Tabs are effective against bacteria and viruses, plus Giardia! 

These are a must-have for traveling, hiking, camping, and emergency kits.  Pristine Tabs make any lake, river, or tap water safe to drink.  These tabs can be used for drinking water, making ice cubes, brushing teeth, cleaning fruits and vegetables, or preparing food and beverages.  Pristine Tabs are safe for children and pregnant women. 

Directions:

Add 1 tablet to 1 litre of water.  Dissolve tab and shake bottle.  Wait 30 minutes before drinking water.

Certified to NSF/ANSI/CAN 60.