Undermount installation is what drives today's contemporary trends, with the increased use of natural materials in the bathroom. The Underscore bath's simple, crisp design lines perfectly complement granite, stone or tile. Kohler® Bathtub, Underscore® Collection, Whirlpool Bath Therapy, Rectangle Shape, 72 in Length, 36 in Width, 23 in Height, 112.9 gal Water, Center Drain Location, 1-1/2 in Drain, 45-3/4 x 25-15/16 in Bottom Basin/65-3/8 x 29-5/16 in Top Basin Bathing Well, 19-7/16 in Overflow Height, 8 Jets, Drop-In/Under Mounting, Acrylic, Almond