The ChaLean Extreme workout DVD Set is a complete weightless and exercise system that works on the basic biological fact that muscle burns fat. The more lean muscle you have, the more fat you burn. Using the ChaLean workout method you can burn up to 60 percent of your body fat in just three months and see visible results every 30 days–guaranteed. The ChaLean DVD set comes with 15 workout that teach you the proper form and technique for the resistance moves you'll be doing in the program, whether you're using weights or bands. The Muscle Burns Fat Guidebook makes it easy to follow the program–equipped with calendars, the guidebook shows you which workout to do each day and how much weight to lift. The Fat-Burning Food Guide shows you what to eat in each phase of the training to maximize fat burning and get the most out of your workout. The Thigh Toner Band adds oomph to your lower body workout for extra toning and the Body Fat Tester measures your month-to-month fat burning progress.