adjustable correction belt with hook and loop fastener: The design uses an adjustable nylon belt with a strong hook and loop fastener, allowing the correction angle to be set as needed. adjustment is possible through the shoulder strap for a fit. secure, versatile fit for all ages: Suitable for men, women and teenagers. Poor posture can lead to back pain, muscle discomfort, and other health issues. Wearing this back correction device helps develop muscle memory over time, so you can maintain a straight posture even when not wearing it. non surgical posture correction: A simple, non invasive way to address a hump back, improve posture, and help relieve shoulder and back pain. skin friendly and clothes compatible: Can be worn at home, in the office, at the gym, in a yoga room, or outdoors. Can be connected directly to clothing, and is designed to minimize skin irritation from the support band.