Chest Expander Dual Purpose 5 Springs Arm Exercise Equipment for Men Upper Body Exercise Biceps Workout

The effect of simple exercise may not be very good, and it is easy to make people lose interest. In fact, we only need to use some equipment to avoid this problems at this time. For example, the current popular stretcher has a very good effect on physical exercise, and it occupies a small area on the ground, which is welcomed by many people.How to use chest expander: Practice chest: Arms forward, elbows slightly curved, height not more than eyes, stretching to both sides, body back and forth not too big.Train biceps:Stand with feet parallel, step one end of the spring under the right foot, hold one end of the spring tightly, keep the body still and stretch repeatedly.Exercise back: Stand with your feet parallel, separate your legs, and stretch your hands behind your back toward both ends.