Material: Made of soft PVC material, soft and sturdy, environmental protection, odorless, safe to use, not easy to deform. Size: The seal has an outer diameter of approx. 53 mm and an inner diameter of approx. 32mm and fits most sink stoppers. Features: The convex design of the sink stopper gasket ensures a tight and reliable fit and prevents any leakage. Easy to install: The gaskets are easy to use, you can easily install them on the drain valve, saving time and effort, easy to replace and maintain. Wide application: Suitable for most types of sink stoppers, ideal for sealing the replacement of sink stoppers in kitchens, bathrooms, bathtubs, drains, laundry sinks, etc. Note: The data are all measured manually, please allow an error of 1-3 cm due to differences in light and display, there may be some color differences, please refer to the actual item received. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia