Welcome: Welcome to our store, wish you have a good shopping. Specifications: High-quality materials: The back posture corrector shoulder brace is made of top quality lightweight and breathable material, durable and comfortable. Magnetic Therapy Function: The magnetic therapy posture back brace contains 12 magnets, could increase blood flow to tissues and oxygenating blood, effectively treat or relieve your back problems. One size fit most: Our posture back support is one size suit for almost children, teenagers and adults. The posture corrector brace fits size is: the chest circumferences between 33" to 37" (85 - 95cm), waist 33" to 41" (85 - 105cm). Great to Wear: Our posture back brace is designed with thin and light fabric, so you can wear it under or over clothes or blouse while you are working or dong daily activities. Wear Time: For best results wear your back brace for 20-30 minutes per day for the first week. Then add 20 minutes more every day and increase to 1-2 hour a day. It can be worn when watching TV, work on computer and learning. Functions: Help you correct the bad posture, for example, humpback, slouching Help you relieve the pain in neck, shoulder and back Help you improve high and low shoulders Help you less stress and muscle tension Help you relieve thoracic outlet syndrome Help you stand in a graceful position, tall and straight The most important, help you find confidence and live happily Please Note: 1. Do not bleach 2. Hand wash or washing machine with cold water 3. Prohibit hot water washing, washing machine dehydration is prohibited Package includes: 1 X Magnetic Posture Corrector Brace Service: If you are not satisfied with our products or have quality problems, please let us know and we will be responsible for you.