Posture Correct -posture corrector is made with humanized design, give you the porper compression to you back and waist which is so helpful to prevent huchback or posture correction. Strong Support - The posture corrector can be also used as back brace, strong support to shoulder, back and waist, helping you stand taller and straighter. Pain Relief - The posture corrector contains 12 High energy magnets contact the spine and lumber region, help you ease back and waist pain. Adjustable - The waist straps and velcro belt offer you a wide adjustment, easy to decide the degree of tightness Great for office persons and teenagers。 Correct poor posture,Pulls shoulder back to correct posture.Provides gentle back support,Prevention of adolescent customary humpback and bend down. Description: Color: Black Material: polyester fiber Tape length: 80cm Width: 5cm Notice: 1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before your purchase. 2.Due to the different displays, there may be subtle differences in the colors of the products. We hope you can understand them. 3.Please leave us message if you find any problems on our product and we will be happy to solve the problem for you. Package list: 1 Back orthodontic belt