WRELS Collapsible Squeeze Bottle Filter,NSF/SGS Certified,500ml Ultralight Portable Water Filter for Camping,Hiking,Backpacking. (Grey)

["NSF & SGS Dual Certified for Ultimate Safety: WRELS collapsible water bottle filter is officially NSF and SGS certified. It effectively reduces harmful and aesthetic contaminants, delivering reassuring clean drinking water anytime.","Superior Filtration Water Filter System: This water bottle filter with 0.1µm precision and removes 99.9999% of microscopic substances and sediments. The WRELS water purifier bottle eliminates impurities, you can draw water from any river, stream or lake, instantly turning outdoor water into safe, clean drinking water.","Collapsible & Ultralight for Easy Portability: Made of food-grade thickened TPU, Weighing only 68g, wear-resistant bottle collapses small when empty, fitting pockets, purses or outdoor gear.","Durable & Versatile for Long-Term Use: The filter cartridge lasts up to 1000 liters. Available in 500ml and multiple colors, it fits outdoor camping backpacking daily needs.it’s the perfect lightweight companion for camping, hiking, biking, fishing and all outdoor adventures.","Effortless Maintenance & Fast Hydration: The water filter allows easy cleaning by shaking or swishing—no backflushing or extra tools.The quick-flow filter delivers clean water in seconds; the stay-clean nozzle and dust-proof cap ensure hassle-free, sanitary use on the go."]