Material and design: The black doublepress toilet button is made of ABS plastic with a frosted surface. It is stylish, detachable, and easy to install. Spring and durability: The internal mechanism uses a 304 stainless steel spring. It has passed a 100,000 continuous press life test, offering elasticity, no leakage, and no jam. It is a reliable replacement for a damaged button. Size and installation: 48 mm installation diameter. The screws are 12 cm long and can be cut to match the height of the water tank. Compatibility and style: Compatible with most double flush toilets or water tanks. The black button pairs with a white toilet tank cover, adding a touch of elegance and simplicity to your bathroom. Use scenarios: Home replacement: a worn or broken flush button quickly to restore smooth operation without extensive tools. Bathroom renovation: Upgrade with a sleek black button that harmonizes with a white tank cover for a cleaner look. Rental or traffic settings: Durable, longlife performance reduces maintenance and service calls.