This bathroom sink features durable vitreous china construction in a sleek square undermount design. With a contemporary form, this vanity sink is constructed for durability and easy cleanup. This sink features an overflow hole to prevent excessive filling. • White China Undermount Sink • Outside Dimensions 16-1/8” x 16-1/8” x 7-1/4" • Inside Dimensions 13-3/4” x 13-3/4” x 4-3/4" • Minimum Cabinet Size: 18” • True Vitreous China with Overflow • Cardboard Template Included • Mounting Clips Included • Limited Lifetime Warranty • cUPC Certified