Clearly Filtered: The Clearly Filtered® 20-Ounce Insulated Stainless Steel Water Bottle with Affinity® Filtration Technology  Transform ordinary tap water into clean and safe drinking water. Removes up to 99.99% of 220+ contaminants for your health and safety.  Targets chlorine, fluoride, lead, & more, without removing beneficial minerals.  Durable, 18/8 stainless-steel construction keeps water cooler longer.  25-gallon filter life for fewer filter changes.  Independently tested by third-party labs to guarantee your protection.  Built in the USA with BPS/BPA-free medical-grade materials. Ultra portable. Never get stuck drinking dirty water again with this reusable bottle built to go with the flow. The hidden filter inside protects you from hundreds of contaminants with every sip