Get lean and strong with the most effective, muscle development exercises for total body conditioning. The patented (U.S. Patent No.4,852,874) figure-eight designed Ultra Toner offers maximum resistance, while giving you the results you're looking for. Whether you are a group exercise instructor, personal trainer, or beginner, these exercises will work for you. Available in resistance levels of ultra-light, extra-light, light, medium, heavy, or extra-heavy. Color varies by resistance level.