Functions: Designed for abdominal (Crunches), waist, and leg exercises. Features: Includes a padded and comfortable backrest, and an adjustable neck rest with rotating cushions. Exercises: Allows for a variety of exercises including arm and shoulder muscle toning. Design: Made with a durable steel frame and a 360-degree rotating seat for waist exercises. Usage: Ideal for home use to strengthen the upper, lower, and middle abdominal muscles.