Watch The Firm Body Sculpting System (2002) : Full Movie Online Free "The Firm" Method is a mix of weight training and aerobics that combines the benefits of both types of training by using more repetitions and lighter weights than standard body building. "The Firm" Body Sculpting System provides you with the tools you need to reach your fitness goals. Inside this package are three fun, motivating and challenging workouts that provide the perfect mix of cardio, body-sculpting and ab-defining programs designed to work together as a system.