"Drink safe, clean water anywhere with the LifeStraw Peak Series Solo Water Filter. Whether enjoying the outdoors or in an emergency, this portable and ultralightweight filtration device removes bacteria, parasites, microplastics, silt, sand, and cloudiness from water, and ensures protection against up to 99.999% of E. coli, Salmonella, Giardia, Cryptosporidium, and microplastics. Compact at only 5.1"" and with standard 28mm PCO threading, not only is the filter extremely compact, but it also easily attaches to most standard water bottles. Its leakproof top with flip cap has a fast flow rate that will fill a 1L bottle in just 20 seconds, and the enhanced membrane microfilter reduces clogs and keeps liquid moving quickly. Weight: 1.7 oz.Manufacturer model #: LSPSSOLBWW. Premium, durable 50% post-consumer recycled BPA-free plastic Meets US EPA and NSF P231 drinking water standards Enhanced membrane microfilter that lasts up to 2,000L of clean water One-handed flip cap Fast flow rate Includes leakproof top and bottom cap, custom threaded backwash syringe, and user manual"