Use the Marcy Crunch Board (SB410) to get a great upper body workout. This durable piece of exercise equipment is made of a durable 1¼ x 2¾ racetrack-style tube frame and has a scratch-resistant, powder-coated finish. The comfortable 2 high-density boxed upholstery provides cushion while you work out, and the seat pad adjusts to both flat and decline positions. There are contoured, oversized foam roller pads with adjustable lower ankle pads, and large front and rear stabilizers for a top-notch workout. The compact design is ideal for dumbbell exercises or ab exercises, and it wont take up much space. Dumbbells not included. Two-year limited warranty.