Reduced Pain: Sitting in front of the computer for a long time leads to more or less back and shoulder pain. A posture corrector not only corrects the way you sit, but also reduces back pain. these parts and allows yourbody to develop muscle memory to always stand straight. Premium and Comfortable Material: The Concealer is made from breathable, washable, and durable material. The elastic straps are soft and comfortable without digging into the skin, ideal to wear in the office, at home or on the go so you canimprove posture wherever you are Neat and Convenient Workmanship: The X design and the two support rods on the back perfect the result of posture rectification with ultra-adjustable and stretchable premium straps. Choose the size according to your Chest Circumference: L (68-92cm) and XL (89-125cm). Easy to put on: Wear the corrector like a backpack, move the pads to the preferable place, tie the belt around your waist then pull the two elastic straps forward until your shoulders are stretched . To finish,attach the Velcros on the belt. Buy Without Worries: For any reason of dissatisfaction with the product, please contact us so that we can help you on it