1Features: 1. Fully adjustable, comfortable and easy to wear. 2. Supporting design helps correct poor posture. 3. Pulls shoulder and back to correct posture. 4. Provides gentle back support. 5. Prevention of adolescent customary humpback. 6. With magnets inside, also works the effect of magnetic therapy. Description: Item Type: Posture Corrector Material: Neoprene, Elastic Fabric, pp bars, Adjustable Stra Weight: About 268g Color: Black Size: M,L,XL ( A Llittle Elastic) Package Included: 1 X Posture Corrector Vest
