Guri Vitreous China Vessel SinkSlightly oval in shape and utterly stunning in style, this vitreous china bathroom sink should work in virtually every situation. These sink bowls include a pre drilled drain hole at the bottom. Overall Dimensions: 16" L x 13" W (Front to Back) x 5 1 2" H ( 1 2") Interior Dimensions: 15 3 8" L x 12 3 8" W (Front to Back) ( 1 2") 4 3 8" Basin Depth Vitreous China Construction No Overflow Drain Not Included (Accepts Standard 1 1 2" Bathroom Drain)