POSTURE CORRECTION: Posture Corrector is designed to relieve chest hunching, neck and back pain caused by long hours of work, looking down at cell phones and computers, relieves back pain, tension and strain caused by poor posture. | SIZE: Simply measure below the bust line and refer to the size chart in the product image. | ADJUSTABLE SEAMLESS FIT: Can be worn inside or outside of your clothes, made of high quality material, fits your body perfectly, seamless and slim. | ENHANCE YOUR SELF-CONFIDENCE: The Posture Correction Belt can help you open your shoulders for healthier bones, better circulatory system, and better breathing, you can use it at home, office, or in your spare time, in addition to boosting your self-confidence as you gradually develop good posture habits. | ADJUSTABLE HIGH QUALITY BREATHABLE FABRIC: The posture corrector is made of breathable, strong and washable high quality material, which prevents your back from heating up and sweating when you wear it, it's fully adjustable and breathable, which means that you can stay cool while improving your posture.