General description This 2 Pack Universal Bathtub Plugs are designed to fit drain holes with a diameter of 34-40mm. They feature a quick-open and close valve that combines a stopper and a filter, making them ideal for both bathtubs and sinks in kitchens and bathrooms. Technical specifications Inner diameter: 30 mm Height: 80 mm Compatible drain hole diameter: 33-40 mm Installation No tools required for installation: simply insert the filter into the drain hole for a secure fit. To clean, gently twist the strainer basket to remove it, unlock the lock, and pull it out easily. Usage Press the top cover lightly to switch between storage and drainage mode. The built-in silicone sealing ring prevents leakage when storing water. Evenly distributed drain holes allow for quick and smooth water drainage. Other information