Material: The toilet cistern flush are made of ABS, chrome plating, which is strong and durable. Won't leak, won't get stuck. Design: A round push button with a smaller button inside make it modern and stylish. Easy To Install: The dual flush toilet push button is very easy to install. Just screw it up by hand. No need to use any other tools. Save your time and energy. Fit for Most Dual Flush Toilet: Wire-controlled drain valve adapting caliber button. Compatible with most dual flush toilet. Material: ABS, Chrome Plating. Package Includes: You will receive toilet flush buttons replacement compatible. Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.