Designed to sit inside the basin of select Undertone and Undertone Preserve single-bowl sinks, this stainless-steel rack helps safeguard your fragile dishes and provides a flat work surface in the sink basin. Innovative wheels positioned on the sides of the rack (instead of feet) make for a secure fit. Kohler® Sink Rack, Undertone®, 20-11/16 in Length, 15-3/16 in Width, 3/4 in Height, Stainless Steel