MTI Whirlpools. Designed to complement modern or traditional decor, the Elena bath looks and feels like natural stone thanks to a solid surface mixture of approximately 60% organic material. At 66 inches long, 313/4 inches wide, and 213/4 inches deep, the standalone soaker tub is an ideal size for renovations. Available with a rolled or flat rim and in a range of matte or gloss finishes. 800.783.8827.