:ADJUSTABLE SIZEAdjustment from 3.28to 49.2 Inch in chestcircumference.Figure 8 Back Posture Corrector with breathable and latexfree adjustment strap.OVERALL CORRECTIONShoulder Support Brace Pull back your Upper Back to the right position. And then improve your whole body posture during work or life.USE ANYTIMEYou can use it not only when you are sitting on computer or driving a car, but also when you are playing sports or gardening. What is more, you can use it at home when you are doing housework, or watching TV.PRACTICALPosture brace filed with Lightweight neoprenecan be worn comfortably under or over clothing.Correct your posture all day.You can put on and adjust by yourself.USE DAILYThis lightweight back support should be worn daily. First couple of days wear it for 1020 minutes only, than add 10 minutes every day. Your back and shoulders will slowly adjust and you will build muscle memory for the right posture.Specifications:Easily get perfect confident posture start standing, sitting much straighter.Align your shoulders, spine and upper back.Improve posture & reduce slouching immediately with easily adjustable dual strap design.Lightweight padded neoprene corrector can be worn comfortably under or over clothing.Eliminates neck and back discomfort from sitting with rounded shoulders in front of the computer.Wear all day to retrain your posture it's nearly invisible when worn under a shirt.Package Included:1x Support BeltNotes:1. Do not bleach.2. Use cold water hand washing.3. Don't use the washing machine dehydration, hot water washing is not available.