Book measures 9 by 11 inches. The Pilates Method is a movement based physical conditioning system that requires you to be acutely aware of posture, alignment, breathing and muscle control. When you practice Pilates consistently and with purpose, you will achieve freedom of movement, improved sense of center and balance and improved levels of energy. This three in one collection give you a full body conditioning workout. Ranging from beginner's exercises through to an advanced workout.