This posture correction strap helps open shoulders and straighten your back. Designed to prevent hunched back and rounded shoulders this adjustable back trainer is suitable for both men and women. It can be used for supine chest expansion exercises or daily shoulder opening training. Made from breathable material that keeps you comfortable during wear. Perfect for home office or gym use to improve posture relieve back tension and build healthy alignment. Ideal for those who sit long hours or want to correct slouching.