Product Description Achieve a flatter stomach, slimmer waistline, and stronger core with the Body-Solid PowerLine Ab Board (PAB139X). Crunch your way into shape in just a few minutes a day with direct, concentrated workouts. The thick foam rollers are comfortable when retaining your body weight in position while the 22” long back pad accommodates users of all sizes. Amazon.com Crunch your way into shape in just a few minutes per day with the PowerLine ab board. Boasting thick, comfortable foam rollers that keep you locked into position and a 22-inch back pad that accommodates even the tallest user, the ab board offers a terrific way to achieve a flatter stomach and a slimmer waistline. Other details include a sweat-resistant vinyl cushion that cleans easily; a scratch- and rust-resistant powder-coated finish; and a heavy-duty steel frame. The ab board measures 39 by 25 by 17 inches (W x H x D) and carries a 10-year warranty on the frame and a one-year warranty on all other parts.