The bath sink plug is made of solid brass and chrome plated, is well made, robust and durable and can achieve a good seal. Directly cover it on the bathtub sink, no need to close tightly, it will automatically suck and seal when where is water. They can effectively keep the water in the sink and easily moving away sink stopper to drain unwanted water away. Package Includes 2pcs 1-3/4 Inch Sink Plugs. Please measure the size carefully before buying. Material Chrome-Plated Brass Colour Silver Outer Diameter 45mm/ 1-3/4 Inch Item Length As picture shown Item Width As picture shown Item Height As picture shown Type Sink Plug Brand Unbranded/Generic MPN W2D94927210736 EAN 4894927210736 .