The P0542UW rectangular porcelain undermount sink is made from true vitreous China which is triple glazed and triple fired to ensure your sink is durable and strong. Undermounting a bathroom sink creates a sleek look and allows for more space on your countertop. The overall dimensions for the P0542UW are 21 1/2"x18 3/8"x9 1/8" and requires a 24" minimum cabinet size. Pop-up drains in a variety of finishes are available with this sink model. As always, our porcelain sinks are covered under a limited lifetime warranty for as long as you own the sink. • Features• Material: Vitreous China• Finish: Triple Glazed• Triple Glazed• Warranty: Limited Lifetime• Technical Specifications: True Vitreous China, Cardboard Cutout Template Included, Installation Hardware Included, Lifetime Warranty