1. Light and breathable, the shoulder strap is stretched, easy to operate, and the back supports
2. Open shoulders and chest, easy to wear, invisible inside
3. Invisible, breathable, comfortable
4. Hook and loop fastener design, firm paste, free adjustment
5. Material: cotton/spandex
6. Applicable children: adults, children, people with unhealthy body
7. Suitable weight: S: 25-40kg, M: 40.5-60kg, L: 60.5-70kg
8. Size: S, M, L

How to dress:
1. Please adjust the devil felt on the back to the tightness that suits you according to your shoulder width.
2. Just wear it directly on the back according to the picture

Precautions:
1. Do not bleach.
2. Please hand wash and air dry
3. Do not use the dryer to dry
4. When wearing, do not pull too hard to avoid damage to the product
5. Do not wear to bed
6. Do not use if you have low back pain, back or body pain