New Mr. Muscle Fresh Discs gets your toilet clean & refreshed with every flush. Just push it gently inside the toilet seat & the gel will stick firmly on the inner surface of the toilet, emitting cleaning foam & refreshing smell with every flush. Due to its revolutionary technology, Mr. Muscle Fresh Discs covers the inner surface of the toilet seat with a cleaning layer that keeps it clean & refreshed at all time. Mr. Muscle Fresh Discs is available in 3 fragrances: Marine, Fresh & Lavender.