Janit-X Professional Toilet Bowl Rim Hangers {Assorted 24's}Janit X Professional Toilet Bowl Rim Hangers {Assorted 24's} Our Janit X toilet rim hangers are individually wrapped. They may be used through all toilets to clean and freshen the toilet bowl with every flush. Powerful professional formula to prevent scale build up in high use environments This professional formula contains scale inhibitors. Open toilet lid and place hanger over the rim of the toilet bowl. Close the toilet lid and flush after every