Features:1. Correct wrong back and shoulder posture. Prevent hunchback.2. Provide back and shoulder support, which will help prevent impacts and bending of the spine and correct bad posture to maintain proper sitting, standing and walking postures.3. The 3D integrated design provides a uniform force to the clavicle shoulder to hold it in place.4. Breathable fabric: Selected breathable fabric, not sultry four season available.5. Hook and loop closure, widened shoulder strap, easy to put on and take off.Notice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement.Specification:Type: Posture CorrectorFabric: 85% polyester, 20% blended fiberColor: blackAppicable age: teenager, adultSize:Suitable waist Suitable height Suitable weightS:80cm-95cm 160cm-165cm 60-65kgM:82cm-99cm 160cm-165cm 65-70kgL:84cm-103cm 165cm-170cm 75-80kgXL:86cm-107cm 170cm-175cm 80-85kg2XL:88cm-110cm 175cm-180cm 85-90kgSize ChartSize::SSuitable waist(cm/in)::80/31.5-95/37.4Suitable height(cm/in)::160/63-165/65Suitable weight(kg)::60-65kgSize::MSuitable waist(cm/in)::82/32.3-99/39Suitable height(cm/in)::160/63-165/65Suitable weight(kg)::65-70kgSize::LSuitable waist(cm/in)::84/33.1-103/40.6Suitable height(cm/in)::165/65-170/66.9Suitable weight(kg)::75-80kgSize::XLSuitable waist(cm/in)::86/33.9-107/42.1Suitable height(cm/in)::170/66.9-175/68.9Suitable weight(kg)::80-85kgSize::2XLSuitable waist(cm/in)::88/34.6-110/43.3Suitable height(cm/in)::175/68.9-180/70.9Suitable weight(kg)::85-90kgincludes:1 x Posture Corrector