Get in shape with the P90X Extreme Home Fitness Workout 12 Disk Training Routine! This box set includes a guide book and 12 DVDs featuring Tony Thornton, a fitness expert. The workout series is designed to help you achieve your fitness goals through a variety of exercises and challenges. The DVDs are in English and come in full screen format. The workout routine is perfect for those interested in abs/core and fitness genres. This mini series is a must-have for anyone looking to get in shape from the comfort of their own home.