SimPure Gravity Water Filter Straw, Portable 3L Water Storage Bag, Adjustable Tree Strap, Extension Tube for Group Family Hiking, Backpacking and Emergency Preparedness About this item Very Versatile: Besides the gravity water filter system, the included filter can be used in many different ways. Use as a personal water filter, or add a 29.5-inch extension tube for more distance drinking. Even connect onto a water bottle. Long Lifespan and Speedy Treatment Time: Our water purifier camping has a lifespan of 5,000 liters (1320gallons), for a family of four uses up to 3.5 years. With a flow rate of 27 liters per hour, it won’t slow you down when you’re trying to make miles. 0.1-micron Ultrafiltration: Our water filter camping made up of 0.1-micron hollow fiber ultrafiltration membrane, 5-micron coconut shell GAC filter, and 0.2-micron PP fiber filter, remove minimum 99.99999% of escherichia coli, test by SGS-CSTC Standards Technical Services Co., Ltd.Ningbo Branch (Test Report NBF21-004693-01, Date: 02 Jun 2021) Easy to Use: Just hang on a tree with the tree strap, hands-free filtration, enjoy effort-free (no pumping, no squeezing, barely any waiting) filtered water within minutes. Very Lightweight: Gravity water filter weighs just 2.8 ounces and can be completely rolled up to save space in your backpack. With 3L TPU gravity-fed bag can provide you enough reliable pure water. Ideal for backpacking, camping, or just keeping on hand for emergencies. 4-STAGE FILTRATIONThis product has 4 levels of filtering. Using Hollow Fiber Membrane, Coconut Shell Activated Carbon, pp cotton,Coaese Pre-Filter. Membrane Solutions 12 Pack 23oz Collapsible Water Pouch for Filter Straw, Compatible with Standard Water Filter Straw; Water Bag, Foldable Water Collection Bottle, Reusable, BPA-Free About the item details 【Connect with Most Filter straw】 Compatible with LifeStraw, Sawyer, Membrane Solutions,Simpure and other common brands Filter Straw Filtration System. 【Lightweight and easy to carry】ultra light, foldable, and easy to carry or attached to your backpacks with Carabiner. 【BPA Free】High quality food grade BPA Free plastic, freezable, leak-proof, and puncture-resistant. Bottles stand up straight when filled, and can be rolled and packed easily when empty. Squeeze Water through a Filter or Use as Water Collection Bottles and Reservoir. Advanced Features · Set of 12Pcs 23-oz Collapsible pouches are made of strong food-grade plastics, manufactured with BPA-Free ABS material, which can be folded at will, suitable for small spaces.· Portable & Long Life-Span – This Collapsible Water Bottle Canteens.It weighs just 3 ounces and fits in the palm of your hand, pocket, gym bag, backpacks, survival packs and purses.· Can easily be filled in any lake, stream, or river, and under a faucet; attach directly to a Water Filter Straws or Squeeze Water filter for direct drinking or filtering into containers. · Great and convenient for use when potable water is not available; use in outdoor activities, and in hiking, backpacking, camping, travel, and emergency preparedness. The Multipurpose of Portable Gravity Powered Water Purifier 1.You can directly put the water inlet of the straw into the water source and suck it out to drink. If it is far away from the water source, connect the hose, put the hose into the water, and drink it.2.Fill the beverage bottle with raw water, connect it to the water filter straw, and squeeze the water bag or beverage bottle to drink it.Equipped with an expansion interface to connect with more beverage bottles to produce water.3.Use a silicone tube to connect with the water storage bag, use the pressure generated by the height difference, filter the water with a straw, convenient for many people to drink water.Equipped with a check valve for immediate use. Package list: 1. 1x Gravity Water Filter Straw,3L,Tree Strap2. 1x Blue Water Filter Straw 3. 2x Collapsible Water Pouch Reviews from Customers