WRELS Collapsible Water Filter Bottle with Filter, Water Filter Survival BPA-FreeUltralight & Durable Squeeze Water Bottle Filter System for Hiking, Camping, Backpacking

["High-Efficiency Filtration — Equipped with 0.1μm hollow fiber membrane, it removes 99.999% of microplastics, sediments, silt and harmful substances. Each filter cartridge supports up to 1000L of long-term use.","NSF & SGS Dual Certification — Officially certified by NSF and SGS, this collapsible water bottle effectively eliminates contaminants, providing safe and clean drinking water anytime anywhere.","Ultralight & Collapsible Design — Made of food-grade BPA-free TPU material, it weighs only 82g. Featuring a fast flow rate of 500–1500ml/min. Collapsible design saves backpack space, ideal for hiking, trail running, cycling and outdoor adventures.","Easy to Clean & Convenient to Use — Simply shake the filter in clean water for quick maintenance. Leak-proof high-flow bite valve with dust cover allows easy hydration with a simple twist.","Multi-Scenario Outdoor Use — Instantly converts natural water sources into safe drinkable water, perfect for camping, backpacking and all kinds of outdoor sports."]