BODY training jelly shoulder black L size

Just attach the patented and designed rubber tube to tighten the shoulder blades, open the chest, and support good posture.
It can be worn for a long time and stretches repeatedly to fit the body shape.
A correct posture creates a healthy body.
It is expected to improve performance during exercise by creating an axis in the body.
・I sense a beautiful posture bodily just to put it on.
・Anytime, anywhere, easy posture correction.
・Just put your arms through both rings and carry it on your back like a sash.
・The jelly effect tightens the shoulder blades backwards.
- A light feeling of tension supports the maintenance of a healthy posture.
・Keep your posture beautiful and clean.