No leaks, comes with silicone seals. Please make sure the gaskets are in the right position to avoid leakage. This drainage channel without overflow is suitable for containers or non-installed sinks without overflow. The Polished brass finish, the high-gloss finish is mirror-bright and resists daily scratches and corrosion. No lever is required for the spring-loaded knob. You can turn the top cover counterclockwise to unscrew and remove. The drain plug is made of brass and the tailpipe is made of stainless steel, crack-free and explosion-proof to ensure quality and longevity. p> Feature: 1. No lever is required for the spring-loaded button. You can twist the top cover counterclockwise to unscrew and remove it. 2. No leaks, comes with silicone seals. Please make sure the seals are in the right position to avoid leakage. 3. The drain plug is made of brass and the tailpipe is made of stainless steel, crack-free and explosion-proof to ensure quality and durability. 4. The polished brass finish, high gloss finish is mirror bright and resists daily scratches and corrosion. 5. This drainage channel without overflow is suitable for tank or uninstalled sink without overflow. Specification: Item Type: Sink Drain Material: Brass + Stainless Steel Color: Gold Button diameter: about 66mm Length: about .195mm Drain hole diameter: about 3cm Process treatment: electroplating Shape: British style Weight: about 336g ~ 342g ~ 11.9oz ~ 12.1oz Package List: 1 x Sink Drain 1 x Protective Case Note: 1. Please allow 1-2 inch error due to manual measurement. Thank you 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.