Kraus KCU-271 Elavo Bathroom Undermount Sink, 21, White GREAT VALUE: A versatile sink made from high-quality ceramic thats extremely resistant to scratches and stains, and will not fade over time HYGIENIC & EASY TO CLEAN: Smooth non-porous surface is resistant to bacterial growth, with a premium baked-on glaze for a high-gloss finish thats easy to keep clean INSTALLATION-READY: All mounting hardware included for your convenience  LIFETIME LIMITED WARRANTY and customer service that puts you first UNDERMOUNT INSTALLATION: creates a seamless transition between countertop and sink DIMENSIONS: 21 1/4 in. L x 17 1/4 in. W x 7 1/2 in. H; Standard 1.75 in. Drain opening compatible with pop-up drain with overflow