59" Finesse 5-piece white tub wall. High-gloss acrylic solid surface walls, 1/8" thickness, ABS backed. 59" H. with 48" to 61" back wall, 30" to 34" side walls. Cut-to-fit with jig saw. Sturdier than polystyrene, uses any type of adhesive to adhere to green board, drywall, or over tile when resurfacing bath walls. Also accepts silicone caulk. Perfect for use with acrylic tubs or any type of tub where sturdier walls are wanted. 5 year warranty.