BACK TO THE TAP TM IS PLEASED TO INTRODUCE: THE ECO BOTTLE ~ A FILTERED TAP SYSTEM Color: Translucent Blue * Featuring our unique Flip-Top Straw Filter in a long lasting, BPA Free, Biodegradable container. * Each Eco Bottle features (1) Back To The Tap tm Carbon Filtering Mechanism, which will continue to treat up to 80 gallons of tap water while effectively reducing chlorine, lead, mercury, copper, and most pharmaceutical impurities.