Up your practice, get leaner, and grow stronger with the Total Body Challenge Pilates Kit! Increase your flexibility and poise while revealing hidden muscles and building your core strength. Sculpt and redefine your entire body. By adding resisitance to your Pilates practice, you'll isolate specific muscle groups to tone more efficiently. You'll develop your shoulders, biceps, triceps, abs, hips, thighs, and buttocks. Your entire body is targeted. The neck pillow supports and keeps you alined throughout the lower body, upper body and abs workouts. China.