Pop up basin waste with ceramic cap round unslotted - white at £20.00 only - Enki
Durable 300 Micron Round Hole Ss Stainless Steel Kitchen Sink Heavy Duty Perforated Metal Basket Type Strainer with Cap in Various Design - China Kitchen Sink Strainer, Kitchen Sink Strainer Basket
PF WaterWorks 2.5 in. Cap Dia. ClogfREE Universal Magnetic No Clog Sink Pop-Up Stopper with Quick Sink Drain Cover-Up Jumbo Cap PF0336 - The Home Depot
Stainless Steel Kitchen Sink Tap Hole Blanking Plug Basin Cover Cap Seal Ring | eBay
4Pcs Plastic Sink Hole Overflow Cover for Kitchen Bathroom Basin Trim Bath Drain Cap Sink Wash Basin Round Overflow Ring Plug - AliExpress
Danco Plastic Faucet Hole Cover Universal in the Faucet Repair Kits & Components department at Lowes.com
PF WaterWorks 2.5 in. Cap Dia. ClogfREE Universal Magnetic No Clog Sink Pop-Up Stopper with Quick Sink Drain Cover-Up Jumbo Cap PF0336 - The Home Depot
38mm Brass Sink Basin Waste Plug Cap Replacement For Kitchen Bathroom Drain Cap Sink Wash Basin Round Overflow Ring Plug - AliExpress