Reduce back pain: Sitting in front of a computer for long periods of time can cause back and shoulder pain. Using a back posture corrector will not only improve your sitting posture and relieve soreness, but also increase your confidence. COMFORT AND SUPERIOR QUALITY: The Back Posture Corrector is made of breathable, sturdy, washable premium materials for long-lasting back support. Softer foam shoulder pads are designed for comfort without soaking into your skin. Wear it at the office, at home or just on a walk to improve your posture at your convenience. PREMIUM CONSTRUCTION AND HEIGHT ADJUSTABLE: Double X design and two support plates ensure stable support to improve your posture. Available in three sizes, it fits waists from 25" to 52", while the durable Velcro straps allow you to adjust the fit to suit you. Easy to wear: You can easily wear the back posture corrector yourself by following these steps:First, just put on the back posture corrector and adjust the shoulder pads. Second, wear the belt comfortably. Third, pull on the elastic straps and attach the Velcro to the waistband. Finally, you will feel a stretch in your shoulders and back. Satisfaction Guarantee: We will not be satisfied until you are satisfied. We back all our products with the support you deserve. Q1: Can I wear it under my T-shirt? A1: Although the material of the posture corrector is breathable and skin-friendly, in order to ensure your comfort, we still do not recommend direct contact with the skin. Q2: Can I wear this while sleeping? A2: We do not recommend that you use a posture corrector while exercising, eating or sleeping. Q3 Can it be washed with water? What are the washing instructions? A3: Posture corrector is washable, we recommend hand washing to prevent machine stretching. Remember when washing:1. Remove the 2 back support plates. 2. The water temperature should not exceed 86F (30C), and the washing time should not exceed 15 minutes. Q4: How long can I wear it every day? A4: In the initial wearing, it is recommended to start 20 minutes a day. You can gradually increase this time as your body adapts.