【Corrects Slouching and Promotes Beautiful Posture】This posture correction belt is recommended for those who work on computers, play games, read, or are long-distance drivers. It naturally opens the chest and straightens the back, helping you maintain correct posture. It comfortably corrects misaligned posture without strain. 【Easy and Adjustable】Simply put your arms through the belt for easy wear. The Velcro design allows you to adjust the belt to your size. Developed based on human ergonomics, this posture correction belt makes you especially feel your back straightening when you pull the straps that go through your armpits. It creates a beautiful posture with a well-balanced core through correction, and you will naturally look younger just by improving your posture. By using it for 2 hours every day, you will unconsciously straighten your back and naturally acquire a beautiful posture, even if you have rounded shoulders. 【High-Quality Fabric, Comfortable and Adjustable】Made with breathable nylon material, it is comfortable to wear for long periods without getting stuffy. The moderate tightness allows for use without hindering blood flow. Size: M Brand new, unused. Instant purchase welcome!