Size:Brass head diameter with 40mm, height is 66mm, you can adjust up to 90mm. Package of washbasin stopper:2 pieces of washbasin stopper, the total weight is about 70 g. Material: the sink stoppers are made of plastic and brass. Anti-scaling material and anti-scaling layer have good durability. Easy to install: The simple design of the sink stopper can be easily removed to prevent clogging of the drain pipe and prevent odors. universal washbasin plugs: due to their universal size, they are suitable for washbasins and bidets in the bathroom.