Naturenova Water Filter Bottle with 4-Stage Integrated Filter Straw BPA Free for Camping, Hiking, Backpacking, Emergency and Travel, Black 650ml

【Advanced 4-level Water Filter Bottle】: Water filter bottle have 4-stage integrated filter straw，adopt Medical Grade Hollow Fiber UF Membrane, Coconut Shell Activated Carbon, Antibacteiral Beads, Medical grade PP cotton, The filtration accuracy is 0.01 microns could effectively filter impurities in water.
【Secure and Durable Material】: Filtered water bottle made of Tritan material, BPA free and chemicals, with food-grade silicone straws, materials are heat-resistant and durable, removable parts for cleaning.
【Large Capacity & Long Lifespan】: 22oz/650ml water bottle with filter can filter up to 1500/396 gallons of water (depending on water quality). Medical grade hollow fiber ultrafiltration membranes are replaceable. Water bottle filter has a long service life and can be utilized steadily.
【Filtered Water Bottles for Shuttle】: Filter water bottle have leak-proof widened rope design, easy to carry, can filter rivers, lakes, tap water into drinking water, with a compass on the top, very suitable for out of doors mountain climbing, camping, Shuttle.
【Warm Tips and After-Sales Service】: When the usage of the water filter bottle for the first time, please rinse the filter many times with clean water 4-5 times. In case you have any questions, please contact us We offer a life-time warranty and free returns for all customers.