Chrome-plated surface: The bathtub rotary knob is made of plastic, providing a modern look for your bathroom while offering durability and corrosion resistance. Easy to use: The bathtub rotary handle features a classic round shape with notches for improved grip. This design ensures comfortable and effortless operation, simplifying daily use. Effective flood protection: This bathtub control knob effectively seals water to prevent overflow, helping avoid flooding and potential damage in your bathroom. The overflow covers offer reliable protection and enhance bathroom safety. Easy to clean and maintain: The bathtub drain rotary knob is designed for easy cleaning, helping maintain a hygienic and spotless bathroom environment. Quick and easy installation: The plastic overflow covers attach securely with a simple screw-on mechanism, allowing for fast and tool-free installation without the need for professional assistance.