If you want to drain water, just push the button of sink stopper. The slotted plug bolt set is detachable, so it’s convenient to clean. 1 x Basin Spring Brass Plug Bolt and a Cover. Type: Push Pop-Up Sink Drain Plug Stopper.
eBay
Modern Tall Faucet Counter Basin Mixer Tall Tap High Rise Bathroom Sink Black UF. Brushless Electric Concrete Vibrator + 35mm 1.2m Hose For Makita 18V No Battery. 2X Modern Tall Faucet Counter Basin Mixer Tap High Rise Bathroom Sink Matt Black.
eBay
Fits most standard basin wastes - universal fitting. Threaded Push Pop Up. SPRING CORE. Note ：Due to the light and screen difference, the item's color may be slightly different from the pictures. causing the item not fitting your need.
eBay
SUITABLE FOR MOST BATHROOM BASIN, SINK AND BATHTUB. Brass pop up waste cap EASY TO SCREW ON AND OFF. WILL FIT MOST SPRING BOLTS. Includes rubber washers.
eBay
Prevents overfilling, a good household helper for you. Overflow Holde Design. Brass bouncing cores have good bounce and rebound strength, quickly seal and drain water with a single press. Put the main body into the sink.
eBay
【Easy to Clean】: All components can be easily removed for easy cleaning. Unslotted - To be used with basins that do not have an overflow. Basin Waste. the waste will pop up allowing the water to drain away and empty your basin.
eBay
Unslotted Design – Ideal for basins without an overflow. Designed for easy installation, it fits most standard basins for a secure and leak-free experience. Mainland England, Wales and Lowland Standard FREE FREE.
eBay
The design of the overflow hole is to prevent overflow of water from overflowing the mouth of the basin. With the overflow hole, when the water reaches the overflow level, it will enter the overflow hole, flow from the interlayer of the basin to the drain, and drain away through the holes in the drain.
eBay