Regal Stainless Steel Bath Tubs & Whirlpools by Diamond Spas: The Regal Bath is fully loaded with architectural merit. This new wave of bath modernism will inundate those living on the innovative edge. The double-walled bath is neatly tailored with a bowed top ledge and supportive bottom shanks. A fixture with this level of sophistication is more than notable, it is pure brilliance. 36 x 72 x 25