STOTT PILATES Foam Cushion C, 10 &times; 13 &times; 2.5-Inch (Black) Patent-pending Technology Isolate your buttocks and all sides of your legs for faster better results Safer and more effective than lunges, step-ups, or squats Various range of motion options. Progressive multiple resistances Includes Instructional workout on DVD and Do N.O.T. Diet Plan is included. 21 Day Swift Lift Plan comes with exercise journal and motivational booklet. Adjustable for tall or short bodies. Weight limit is 300 lbs.