[Filtration System]Personal water filter straw was made by 0.01 micron purifier filter straw, which can filter 99.99% of bacteria and microorganisms. Instantly purifies rivers, rainwater and other natural bodies of water into direct drinking water [High-performance]Protects against bacteria, parasites, microplastics, dirt, sand and cloudiness. Long lifespan ensures it provides up to 1,200 liters (263 gallons) of drinking water [Versatile Design]Hollow-fiber filter membrane offers a high flow rate; Get down close to the stream or lake and use the water filter straw to drink straight from the source, or fill your water bottle and insert the filter to start sipping [Ultralight and Durable]It weighs just 1.06 ounces and fits in the palm of your hand, pocket, gym bag, backpacks and survival packs. You can take it anywhere you want conveniently. NOTE: water filter straw purifier cannot filter Drink and chemical industry water. Water temperature should be 0- 32 (if you use more higher terpareture, the life time will be short) Specification: Material: ABS plastic Filtration Capacity: Up to 1,200 liters or 263 gallons Filtration accuracy: 0.01 microns Flow Rate: 550ml/minute Weight: 30g or 1.06 oz[Survival Gear for Outdoor Water Needs]If you want to obtain healthy drinking water simply and quickly, you can use this survival gear. The mini and lightweight filtering system are ideal for recreation, hiking, camping, backpacking and other outdoor activities