Our water bottle filters are also incredibly effective at removing harmful contaminants from your drinking water. With a high-quality filter that can remove up to 99.99% of bacteria and other impurities, you can feel confident that your water is safe and clean every time you take a sip. Plus, the filter is easy to replace, so you can always keep your bottle in top working order. With the Bluetech Water Bottles with Filters, you can enjoy fresh and clean drinking water wherever you go, without compromising on taste or convenience.