Amazon.com: Ty-D-Bol Automatic Toilet Bowl Cleaner Liquid, In-Tank Liquid Cleaner for Toilet Bowl, Original Blue, 12 Oz (Pack of 6) : Health & Household
Brillo Sno Bol 24 oz. Liquid Toilet Bowl Cleaner Extra Strength (Case of 12) 32424 - The Home Depot
Nyco® Super Toilet Bowl Cleaner - Qt. | Case Lots Incorporated