The CAP AB Support Pad, Core and Abdominal Support is designed to provide low back and core support when executing your favorite workouts. Ideal for building strength for your abdominals and obliques. Provides optimal positioning and support for more effective sit-ups. Features a contoured design with high-quality foam covered in durable vinyl and a non-skid base. The AB Support Pad is 3 inches thick and lightweight making it easy to store.