Discreet, powerful, Eco Bowl Clip is an easy-to-use air freshener that you clip right to the toilet rim. It is designed to attack odor at the source without adding harmful chemicals to the water supply and air around you. It doesn't contain any solvents or propellants. Freshener is made with natural fragrance oils for 30 times more fragrance than the standard bowl clip. It will not dissolve in water. Compact design lets you discreetly place it in any personal space out of sight while providing consistent fragrance for 30 days.