Kohler K-817-0 Reve 5.5Ft Drop-in/Undermount Bath, White 67"L x 31-1/2"W x 19"H Drop-in or undermount installation with K-136-NA (sold separately) Durable and easy-to-clean KOHLER(R) Cast Iron Dual sloped lumbar support on both ends and slotted overflow ensures whole-body immersion Center drain, Comfort Depth(TM) design, Safeguard(R) slip-resistant surface