When in a survival or emergency situation, or even just hiking, you need the ability to purify water. The AQUA-POUCH™ PLUS, Water Purification Kit provides you with everything you need to purify contaminated water so you can stay hydrated. This kit includes a 1-Liter AQUA-POUCH™ (Designed & Developed by Survival Resources - see Water Containers, product 17201), 10 Chlorine Dioxide Water Purification Tablets (which are effective even against Cysts such as Cryptosporidium - Iodine & Chlorine are not), 5 Pre-Filters (to prefilter water before purification), a Pre-Filter Support Sheath (another item made exclusively by Survival Resources), as well as directions for use. Our kit provides everything you need and measures 4" wide x 8" tall x 3/8" thick. You can carry one in every kit or pack. If you are interested in just the Aqua-Pouch CLICK HERE.