Get the Toned Upper Body You Always Wanted. Flex Shaper is a lightweight, portable training tool that tones and shapes your entire body. FlexShaper resistance training and aerobic exercise. The flex shaper is portable, lightweight and compact. Flex Shaper is a lightweight, portable training tool that tones and shapes your entire body. Incorporate Flex Shaper into your workouts that focus on the chest, arms, back and shoulders, including the biceps and triceps, for amazing results. You … [Read more...]