Feature: 1. Each filter can purify 1000L of water before it needs to be replaced, with a long service time, environmental protection and cost-effective. 2. Made of food-grade ABS material, no unpleasant smell, lightweight, strong, anti-aging, so that you can drink with confidence. 3. Widely application, it can be used for outdoor camping, travel, hiking, backpacking, fishing, wild survival, adventure, etc. 4. The water purifier straw is designed with a hollow fiber membrane to effectively remove 99.99% of impurities in the water. 5. Emergency supplies are always necessary, packing a water filter straw in your survival tools can help you solve the water shortage problem. Specification: Portable water purifier kit to help you easily access healthy and drinkable water outdoors. Features: Each filter can purify 1000L of water before it needs to be replaced, with a long service time, environmental protection and cost-effective. Made of food-grade ABS material, no unpleasant smell, lightweight, strong, anti-aging, so that you can drink with confidence. Widely application, it can be used for outdoor camping, travel, hiking, backpacking, fishing, wild survival, adventure, etc. The water purifier straw is designed with a hollow fiber membrane to effectively remove 99.99% of impurities in the water. Emergency supplies are always necessary, packing a water filter straw in your survival tools can help you solve the water shortage problem. Specifications: Material: ABS Filter life: 1000L rate: 400ml/ min Size: 1.8*14.2cm/ 0.7*5.6in Weight: 63g/ 2.2oz Packing List: 3 * Water Filter Straw Package List: 3 * Water Filter Straw