Features 1. Posture Correction & Relieves Back Pain: Our back brace providing full back and waist double support, preventing scoliosis and correcting hunchback for improve unhealthy postures. Also the posture corrector can effective relieve your back, shoulder and neck pain caused by poor posture. 2. Suitable for Various Occasions: The posture corrector will perfect fits on your body by simply pulling or releasing the straps, you can wear it under your clothes for various occasions. Wearing it 1 or 2 hours every day will help you develop muscle memory, gradually create the habit of good posture and improve your image. 3. Comfortable Materials & Adjustable Design: Our Posture Corrector is made with breathable, durable, washable, and high-quality materials, for long-lasting back support. Softer materials for comfort will not put unnecessary pressure on your neck and underarms. 4. Wearing Instruction: You can easily put on the back brace by yourself following these steps: First, just put on the posture corrector and adjust the shoulder pads. Second, fasten the waist band properly. Third, pull on the elastic back straps and attach the velcro to the waist belt. Finally, your shoulders and back will feel stretched. 5. Size: S, M, L, XL. Elastic adjustable straps can achieve satisfactory wearing effect according to your needs. Specification Material: Cloth Color: Black Size: S, M, L, XL Weight: 220 g, 240 g, 260 g, 280 g Package Include: 1x Back Corrector Brace