Product size: The product size is 106 in outer diameter, 85 in inner diameter, and 3 mm in thickness. Manual measurements, please allow slight errors. Compatibility: This product is Compatible with Qrity 110mm sink drain pipe Product material: This product is specially designed with PVC and EVA materials, which has a long service life and is not easy to damage. Easy to install: It can be directly replaced without adjustment, with perfect compatibility and high reliability. Product list: Product include a total of 4pcs PVC Seal Ring, 4pcs EVA Seal Ring, which can completely meet your daily use needs and replacement., Manufacturer: Be In Your Mind