Single Flush Design: The smooth press mechanism provides reliable flushing with minimal risk of jamming, making it a dependable replacement for worn or damaged buttons. It delivers consistent water discharge for effective waste removal. Universal 38mm Standard Size: Thread diameter 38mm (1.49 inches). Fits most one piece, two piece, and squat toilets; excludes wired/flushometer models. Includes 1 button for replacements or backups. Chrome Finish and Material: ABS plastic with a chrome finish that is rust proof and corrosion resistant. Durable construction and a sleek chrome appearance that suits modern bathrooms. 10 Second Installation: No tools required. Remove the old button and press the one into the cistern hole. Compatible with left or right side mounting. Use Scenario 1: Replacing a damaged or sticking button on a standard toilet to restore reliable operation and ease of use. Use Scenario 2: Retrofitting or upgrading to a universal 38mm button to ensure compatibility with a wide range of toilets in a home or rental property. Use Scenario 3: Keeping a spare replacement button on hand for quick repairs in households or commercial spaces to minimize downtime.