[Unique Design] The pop-up sink plug have unique prevents overfilling design, bouncing cores made of solid brass have good bounce and rebound strength so that water can quickly seal and drain water with a single press.[Double sealing washers] The pop-up sink plug is made of high-quality silicone material, soft, extended aging, anti-dry crack and stronger sealing performance, to avoid annoying leaking water.[Premium] The pop-up sink plug is made of high-quality copper, fine workmanship, resistant to corrosion and rust. gaskets are made of high quality silicone material, anti-aging and anti-cracking, have stronger sealing performance.[Widely Use] Prevents overfilling with overflow hole design. Perfect design and matches most bathroom / above-counter vessel sink with overflow. The basin waste suitable for all commercial sinks, with standard 1 1/4 Installation dimension, good for kitchen and bathroom. Please pay attention to your sinks installation size before purchase.colour: matte blackMaterial: brass, stainless steelSize: about 66mmPackage Contents:1 x Basin wasteOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.