Designed for Any Household Drain Great for Garbage Disposals & Sinks Perfect for Smelly Bathtub Drains Powerful Drain Sticks Strong enough to get the job done but easy on your pipes! Our Green Gobbler Bio-Flow Drain Strips easily break down grease, fats, oils, soap scum, food & organic build up! Won't harm drains, pipes or septic systems. Eliminates Foul Odors & Clogs Our Bio-Flow Drain Strips use slow-dissolving enzymes to eliminate fouls smells and prevent future clogs and backups in household drains. Use monthly to keep your pipes smelling fresh and flowing freely. Powerful Enzymes Digest Matter Once inserted into the drain, Bio-Flow releases a highly-concentrated and powerful blend of enzymes directly into the pipe trap which is the source of the build-up and odor.