The innovative new CorePlus Reformer by Gaiam and Mari Winsor mimics the resistance action of a Pilates reformer using lightweight resistance bands joined in an X. Get a dynamic resistance workout that tones, strengthens and stretches the entire body anywhere--no bulky equipment or trip to a Pilates studio needed. The 45-minute CorePlus Reformer Workout features Mari Winsor and has three short, focused segments so you can customize your core workout to fit your fitness level and schedule.