KATADYN water treatment products are in high demand for outdoor enthusiasts, international travelers, relief groups, and preparedness minded individuals. Katadyn provides you with a water system for every need – including traveling, camping, backpacking, sailing, paddling, fishing, biking, etc. The World Health Organization (WHO) attributes 80% of all travel diseases to contaminated drinking water. It is advisable to always use Micropur as a prophylaxis. These products can be used by themselves or in combination with a Katadyn filter.