1. Easy to use, comfortable, elastic .Helps to correct poor posture, keep shoulders back, correct scoliosis and other malformed spinal curvatures. 2. Relieves posture related back pains, shoulder pains, etc... According to your own width of your shoulder, adjust the velcro in the back to the tightness most suitable to yourself. 3. Proper posture aids in circulation so you feel good instantly. 4. Highly recommended by chiropractors and physical therapists.Washable and durable. The way they dress: 1. first in accordance with their shoulder to the back of the Velcro to adjust the tightness of their own. 2. Then in accordance with the wear on the back can be shown directly. Note: 1. Do not bleach. 2. Please hand washing to air dry. 3. Do not use dryer drying. 4. Wear, do not pull off force, in order to avoid damage to the product. 5. Do not wear to bed. 6. If the back pain, back or body pain Do not use. Product Dimensions: Free SizeMaterial: body polyester, Velcro part synthetic leather.Width: 26cm / 10.24inchLength: 19cm / 7.48inchDepth: Suitable for shoulders 35-45cm in widthNet Weight:75g / 2.65ozSuitable for under 120kg people Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE