High quality material, corrective shape design for hunchback correction, straightening chest and abdomen. Suitable for children, teens, and adults. Easy to wear inside or outside of clothes for everyday activities. Gradual wear duration for best results. Washable and durable. Color: Black. Material: High Elastic Material + Titanium Alloy. Size: S. Package includes 1 X Posture Corrector. Features 1. High quality material: the shoulder rest of the Posture Corrector orthotics is made of high quality, light and breathable material, which is strong and durable. 2. Corrective shape design: Correct hunchback, straighten chest and pull abdomen, correct sitting posture, reshape body shape, straighten spine, open shoulders and extend back. 3. Our Posture Back Braces are fit for almost all children, teens and adults with waist circumference of 60cm and 130cm 4. Easy to wear: Our Posture Correctors are designed with thin and light fabric, so you can wear them inside or outside of clothes at work or during everyday activities. 5. When to wear: For best results, you can wear it for 20 to 30 minutes a day for the first week. Then add 20 minutes a day and increase that to 1-2 hours a day. It can be worn while watching TV, working or studying on the computer. Specification Color: Black Material: High Elastic Material + Titanium Alloy Please note: 1. Don't bleach 2. Wash by hand or in a cold water washer 3. Do not wash in hot water and do not dehydrate the washing machine Package Includes: 1 X Posture Corrector