HIGH PERFORMANCE FILTRATION: The main Hollow fiber UF membrane and anti-baçtёrial carbonfiber combination can remove 99.99% of baçtёria, and sediment, odor, color, chlorine, organic matter and heavy metals.SGS and CE certified to provide you with the assurance of safe and clean drinking water.LONG LIFE and WASHABLE: The Vortopt Gravity Water Filter is designed for long-term use. With the capacity to filter over 4000 liters of water, this filter ensures a reliable supply of clean and safe drinking water throughout your outdoor adventures. With its washable feature, you can easily extend its lifespan and ensure reliable performance over time.HIGH-QUALITY MATERIAL: Made with BPA-free ABS and food-grade plastics, our water filtration system is safe and durable. The versatile filtering modes allow you to use it as a set or separately, making it a great addition to your outdoor gear.LIGHTWEIGHT and PORTABILITY: This portable water filtration straw is designed to fit various water bottles and water bags, making it compatible with different outdoor gear setups. Whether you're hiking, traveling, or camping, its lightweight and compact design allows for easy carrying.MULTI-USE SCENARIOS: The Vortopt gravity water filter is engineered for versatility,making it ideal for outdoor enthusiasts engaging in a variety of activities. It meets various outdoor activities when required safe water, such as hiking, camping, and survival. Product Description 1 Filter with Gravity 2 Suck Water by Filter 3 Connect with Bottle Track Page Views WithAuctiva's Counter