Maax Optik 6636 Acrylic Alcove End/Right/Left Drain Bathtub in WhiteMaax Optik 6636 Acrylic Alcove End Right Left Drain Bathtub in White 65 3 4" x 36" x 21 1 8" The MAAX Optik 6636 is a large, deep bathtub with a smooth, modern look. It has both straight lines and soft curves, with a sloped backrest and curvy armrests for extra comfort. Theres lots of space on the edge to add a faucet. This tub can be installed as a drop in, undermount, or alcove style with an end drain. You can also add a front apron, grab bars, or a