Enjoy the best tasting water anywhere you go with the GO-FILTR Purifying Alkaline Water Filter. Designed to work with most reusable water bottles, this nifty filter improves your water in just minutes. Simply add the GO-FILTR to your bottle and it purifies, removes toxins, and even rids your bottle of bad odor. In addition, it’s also BPA and plastic-free so it’s totally safe for daily use. Each GO-FILTR has a 3-month lifespan and remains in your bottle the entire time. When the filter is done, you can easily dispose of it. The biodegradable design is actually plant-based. Plus, the creators will donate 1% of all proceeds to the Ocean Cleanup project. The GO-FILTR not only saves you money on plastic water bottles, it also helps eliminate bottle waste in the environment.