IMPROVE POSTURE AND RELIEVE BACK PAIN: This back support posture corrector is specifically designed to target hunchback and correct bad posture, providing support to the head, neck, and shoulders, and effectively relieving back pain. COMFORTABLE AND BREATHABLE: Crafted from premium fabric with a breathable mesh design, this upper back brace ensures maximum comfort. It allows for moisture absorption and sweat release, keeping you cool and comfortable throughout the day. ADJUSTABLE FOR PROPER POSITIONING: Featuring an adjustable hook and loop buckle, this posture corrector allows you to customize the tension for a proper and comfortable fit. It enables you to train your posture effectively and maintain it for extended periods. DISCREET AND LIGHTWEIGHT: The ultra-thin and lightweight design of this back brace posture corrector allows you to wear it discreetly under your coat while engaging in various activities such as driving, walking, shopping, or attending parties. It is suitable for both home and office use. VARIOUS SIZES AVAILABLE: With 5 sizes (S, M, L, XL, XXL) to choose from, this back posture corrector ensures a perfect fit for different body types. Please refer to the size chart image and description carefully to select the right size for optimal effectiveness. LIZEALUCKY Back Support Rest for Posture Correction & Pain Relief with Adjustable Brace, Black, XL Multi-force design provides balanced stability for effective posture correction High elastic mesh fabric offers lightweight, soft, and comfortable wear with flexibility Protects the spine while being skin-friendly, enhancing the orthopedic experience Unique one-piece molding process increases breathability for the back, waist, and shoulders