If You Want to Obtain Clean Drink Water Simply & Quickly, You Can Use This Survival Gear. the Portable & Lightweight Filtering System is Ideal for Recreation, Hiking, Camping. Its Also Your Good Companion for Scouting, Domestic & International Travel, & Emergency Preparedness. Our Water Filter Camping Can Provide You with Enough Reliable Sources of Pure Drink Water at Any Time & Anywhere. Dont Miss This Opportunity to Drink Clean Water Conveniently Wherever You Go. Made of Durable Food-grade Plastics, Manufactured with Bpa-free Abs, Ensuring Safe & Quality Drink Water. More Ways You Can Find Besides the Gravity Water Filter System, Like Using It as a Water Filter Straw Direct, or Adding an Extension Tube on the Water Straw for More Distance Use.