Features: Powerful formula toilet tanks cleaner automatically releases thick foam to eliminate stains, odors, and bacterium with every flushes while maintaining deep cleaning efficiency. Features automatic cleaning foam technology and ABS construction for effortlessly installation, delivering thorough scrubbing action across toilet surfaces without manual intervention. Ideal for busy households, commercial space, or anyone seek easy bathroom maintenance with continuous odor neutralizing freshnesses. Perfect for residential bathrooms, office restrooms, or rental properties requiring automatic continuously cleaning between manual scrubbing tasks. Combines nontoxic ingredient with a small design that securely fit standard toilet tanks, ensuring 360 degree sanitization and long lasted freshnesses through daily use cycles. Specifications: Component: ABS Color: As pictures shown. Bottle Size: 6.8x6.8x10.5cm/2.68x2.68x4.13in Optional Quantity: 1 bottle, 2 bottles, 3 bottles, 4 bottles Package Includes: 1 bottle/ 2 bottles/ 3 bottles/ 4 bottles Toilet Cleaner (optional) note: Please allow 1-3cm error due to manual measurement. please make sure you not mind before you bid. Due to the differences between different monitors, the picture may not reflect item's actual color.