The scratch-tough and stain-resistant non-porous surface makes this sink easy-to-clean. Just wipe the surface of the sink with a damp cloth, and it will keep looking good with minimal maintenance. Bathroom sink size: basin diameter 41cm/16.1 inches, bottom diameter 23cm/9 inches, height 15cm/5.9 inches, you can choose to buy a single basin or a set. The sink is made of premium quality ceramic, lasting beauty and exceptional durability. This sleek vessel sink has a smooth, non-porous surface with a baked-on glaze for added durability and a high-gloss finish. Simply wipe the sink surface with a damp cloth to keep it looking beautiful with minimal maintenance. Top mount installation, no faucet hole, no overflow. Designed to work with wall-mount or counter-mount faucet.