Washable posture correction belt supervised by a personal trainer. - Brand: Parone - Model Name: Posture Supporter - Size: M - Purpose: Kyphosis correction (hunchback correction) - Gender: Unisex - Features: Washable, supervised by a personal trainer - Support Function: Guides to correct posture Instruction manual is not included. Thank you for viewing. Although it is almost unused, it has been handled by a private individual, so please understand this before purchasing.