"Ceramic Rectangle Undermount Bathroom Sinks Are Our Most Luxurious Sinks Ever! It compatible with most wall-mount or countertop-mount faucets. Simple and versatile design, easily match with any fixtures in the bathrooms. Neat and clean undermount installation make this sink an affordable luxuryClassic Rectangle shape creates timeless design in a guest bath, master bath or powder room. Easy-to-clean polished surface with seamless undermount installation with 24"? Minimum Cabinet Size. Standard 1.75 inch drain opening works with pull-up & pop-up drains with overflowRectangle Shape Sink with OverflowCertified and Listed by cUPC with limited lifetime warranty21-1/2"? x 15-1/4"? x 8"? (Exterior)19-1/2"? x 13-1/4"? x 7.5"? (Interior)All Mounting hardware included24"? Minimum Cabinet Size"