The Fitness CHEST EXPANDER 5 SPRING springs are detachable for custom use andgreat for home workout or gym workout purposes.
How to work shoulders – Place the expander at mid-back level, palms facing outward and elbows close to your sides. Extend your arms to the sides, almost as if you are punching something next to you. Hold the position 5 seconds and repeat.
How to exercise hamstrings – Sit down on the floor and place one of your feet in the middle of the expander. Slowly extend your leg against the resistance of the band, but do not fully extend the leg. Hold the extended position for 5 seconds.
How to work your biceps – Kneel on the floor, placing your knees in the middle of the expander. Curl our arms upward, holding for 5 seconds and repeat.