The Natural Solution Simply the best, all natural, Drain Cleaner available. No GMOs and Cruelty Free! All-Natural microbes digest buildup and maintain drainage. Drainbo® is a biological drain opener and cleaner formulated for use in all home drains. It is an environmentally safe, economically and easy-to-use concentrate that will penetrate and digest household grease, soaps, detergents and other common blockage materials. Finally, an Environmentally Safe Drain Cleaner that Works! Never Use Toxic Drain Cleaners Again! We care about our planet, and we promote clean water. Once you ve tried Drainbo, you ll see why it s "Clearly the Best!" If you re not completely satisfied with Drainbo, we will refund your money.