Innovative Design: Upgraded posture corrector has two adjustable straps across the chest and waist that avoid cutting into the armpits and minimize the risk of chafing under the arms. Double X back support ergonomic design ensures adjustment and stable support to improve your posture. Double stress points provide better positioning and better back support. Unlike regular back braces, posture correctors only provide one support, which are unstable, come loose easily and do not provide support. Choose from 4 sizes for the best fit. Posture Corrector for Men, Women, Teens and Kids! Our clavicle corrector is unisex, suitable for both men, women and children. Ideal for students and workaholics who sit at a desk all day and have posture problems. For: Adult -- Available in 3 sizes: M (23"-28"), L (27"-36"), XL (35"-50"). Kids and Teens -- Available in 3 sizes: S (18"-23"), M (23"-28"), L (27"-36") (Note: We recommend choosing the largest size and adjusting for the best fit). Comfortable and highly adjustable Back brace with 2 movable, softer foam shoulder pads under the armpits, which do not dig into the skin to ensure high comfort. Our back corrector is made of breathable, durable, washable and high-quality fabric for long-lasting back support. Elastic belts and strong Velcro straps allow you to adjust to a comfortable level. So start using the posture corrector for 20-30 minutes a day, gradually wear it for 1-2 hours and feel the difference. Invisible under clothes. Correct posture is healthy and kisses children, women and men goodbye to humpback whale or scoliosis. This back brace can be worn invisibly under clothes, so you can wear it anywhere, even at school, and it is still beautiful when used outdoors. We recommend that you wear clothes first, and then use our back brace. Best for work, study, home, party, leisure, driving, walking and other occasions. Improve posture more effectively, healthy back posture corrector has two support bars on the back that ensure stability and provide robust support to improve your posture. Effective back support to pull the muscles and spine back to the original. If you sit at work and study all day, it causes pain in the back and shoulders. Using our back straightener not only improves your sitting posture and relieves soreness, but also makes you look more attractive and increases your self-confidence.