Curved Sit-Up Adjustable Bench with Speed Ball strong light weight Foldable 48" L x 14" W x 30" H this curved sit up bench is great for the home as it has a folding design for easy storage. Ideal for working lower and upper stomach mussles this sit up bench has 4 foam leg pads for added comfort when having your abdominal work out. It helps you to concentrate on the focus core muscles. with unti-stress Speed Ball will make you enjoy this workout and power up your arms