1. Durable material of the posture corrector: The back corrector is made of wear-resistant stitches, is washable, and has a soft touch. There are ventilation holes on the shoulders to keep you breathable and comfortable anytime, anywhere, and it can help you correct your posture. 2. Adjustable size of the posture corrector: The back correction belt is equipped with an extra-long Velcro strap, and the size is adjustable. You can easily put it on and take it off without others' help. It is suitable for people of different body types, regardless of gender, age, or body shape (suitable for size L - one-size-fits-most, height 168 - 175 cm, weight 115 - 135 kg), and can meet the needs of many people. 3. Shoulder strap-style posture correction: The posture corrector can stretch the shoulders and provide back support. It can improve the problems of hunchback and forward head posture caused by poor posture, and keep your shoulders and spine straight in daily life. You can work and study with more confidence anytime, anywhere. 4. The back corrector relieves muscle soreness: If you often feel pain in your neck, shoulders, and back when working or studying, you might try the back correction belt. Reasonably adjusting your posture and stretching your shoulders can reduce the pressure on key parts and relieve the pain in your back, neck, and collarbone. 5. Excellent service of the back corrector: If you have any questions, please feel free to contact us, and we will reply to you within 24 hours.