Bowl cleaner and tank deodorant with “Toss-in” ConvenienceCleans any RV or marine toilet bowl and controls holding tank odorsEasy-to-use, non-toxic, 100% biodegradableRapid-dissolving 2-oz. packet effervesces in waterWon’t harm plastic bowls or rubber sealsNon-stainingEnzymes break down waste and tissue for thorough tank discharge