1. A real effective posture correction: If you sit in front of a computer or desk for long periods, discomfort and pain in the back and shoulders may occur. The posture corrector provides a truly effective stretch for your shoulders and back with the support plate for the core spine, improving your overall spine health and relieving back pain. 2. Ergonomic design: Based on ergonomic principles with the core spine support plate, it enhances your overall spine health and effectively alleviates back pain. It is recommended to wear it for half an hour daily at first, then gradually increase wearing time as muscle memory develops after about a week. 3. Adjustable size: The posture brace comes in 5 sizes for a fit that is both easy to put on or take off and comfortable to wear. 4. quality elastic strap: The comfortable elastic band is secured in an 8shape cross, offering resilience, no deformation when stretched, and adjustability.