ADJUSTABLE GYMNASTICS WOODEN EXERCISE PULL UPS TRAINING

1.The design of the ring is ergonomically. It’s available in two different sizes, 28 mm and 32 mm.
2.This birch ring is very durable and strong for training and daily exercise.
3.It is an ideal muscle exercise equipment, such as stretching, relieving fatigue and relaxing shoulders.
4.It can also correct the bent cervical spine and adjust the standing posture.
5.Ideal muscle training equipment, such as body stretching, reduce fatigue, relax shoulders.