?AVAILABLE IN MULTIPLE SIZES ? -Ergonomically based design provides excellent support without causing any underarm pain or discomfort, effectively reducing back pain and improving posture. Adjustable straps fit 26 to 49 inches waist, S: 26"-34" M: 34"-41 " L: 41"-51 ". Please choose the right size according to our size chart to ensure that everyone gets a customized and comfortable experience, straighten your back and increase your confidence. ?EASILY ADJUSTABLE AND EFFORTLESS TO WEAR?-Posture corrector and back brace come with fully adjustable straps that allow you to effortlessly put them on or take them off without any assistance.This can fit individuals of all body types,including women, men, and children. Simply pull or release the velcro straps to fit your body snugly for the best effects. ?SUPERIOR COMFORT BREATHABLE MESH MATERIAL?–YISAILU back support is crafted using soft and breathable fabrics, including a breathable mesh panel that keeps your back from getting hot and sweaty. Unlike many cheaper alternatives that can cause discomfort and skin irritation,our back brace posture corrector boasts a shoulder-wrap design that guarantees exceptional comfort. You can wear this at work, at home, or doing casual activities under the clothes. ?2 IN ONE, BACK SUPPORT AND POSTURE CORRECTOR?-Kiss your humpback or scoliosis goodbye because our adjustable back brace has 4 removable fiber bar support poles and larger back support area fit on your back provide more and powerful support on your back, strengthening the neck and shoulders, and promoting a healthier lumbar spine, help you improve poor posture like scolisois, lumbago, far away from pain. ?IMPROVE POSTURE?-Back-posture corrector for men and women target the alignment and support of the shoulders, delivering relief from back, neck, and shoulder discomfort while effectively enhancing posture. Being sedentary during work hours is likely to cause irreparable damage to your back. Wear our back brace for 1 or 2 hours every day,you will start developing a muscle memory soon. Back posture corrector keeps you away from the appearance of laziness and hump and your back kyphosis straight.