Welcome to the store Specification: Brand new Material: ABS / copper core Core Size: Diameter: approx. 33.5mm   Feature: Comes with an anti-slip rubber mat and two sizes of rubber rings, preventing water leakage. The inner well-structured basket strainer neatly collects hairs, jewelry, dirt, and anything, preventing the drain from clogging up. Rust-resistant, and anti-cracking. Good rebound strength and sealing, fast drainage. Fits 99% of bathroom sinks with drain holes of 33.5mm-62mm. Suitable for bathroom sink, kitchen sink, household laundry pool, bathtub, mop pool. Easy to install and use. Durable in use.   Package included: 1pc x Bounce Core Basin Drain Filter   Note: Please allow 1-3mm size errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.