Chrome-plated surface: The bathtub rotary knob is made of plastic, offering a modern look for your bathroom while providing durability and corrosion resistance. Easy to use: The bathtub rotary handle features a classic round shape with notches for improved grip, making it easy and comfortable to operate, enhancing daily usability. Effective flood protection: This bathtub control knob effectively seals water to prevent overflow, helping protect against flooding and potential damage in your bathroom. The overflow covers contribute to overall bathroom safety. Easy to clean and maintain: The bathtub drain rotary knob is designed for simple cleaning, helping maintain a hygienic and spotless bathroom environment. Quick and easy installation: The plastic overflow covers attach with ease, allowing for fast and tool-free installation without the need for professional assistance.