Efficacy: bone care Material: non-woven fabric Model: O/X leg correction belt 1 Made of high-quality polymer fiber and diving fabric, it is soft and skin-friendly, light and breathable, fits human skin, and is comfortable to wear without affecting normal movement. 2. Effectively help you improve various leg problems, such as ring legs, O-shaped legs, X-shaped legs, bow-shaped legs, figure-of-eight legs, knee valgus, knee varus, etc. 3. Both adults and children can use it, and it is suitable for various occasions such as working, walking, resting, sleeping, watching TV, doing housework, going to school, and attending classes. (Crowd 2-50 years old) How to wear: 1. Wear socks that are knotted on the inside of the leg; 2. Press the knees on the outside of the legs and straighten them up; 2. Pass the inside of the drawstring leg; 4. Fasten the drawstring. Specifications: Material: Special High Carbon Material, Neoprene Polymer Fiber, Scuba Fabric Color: Black and Red Size: S For Height 90-130cm, For Waist: 40-50cm, For Weight 15-35kg M For Height 130-170cm , suitable for waist circumference 55-70cm, suitable for weight: 35-55kg, L suitable for height 155-180cm, suitable for 65-95cm, suitable for weight 55-75kg Package size: 28*16*6cm Notes: 1. Choose the size according to your height and weight waist, it should not be too big or too small. 2. The buttons and foot covers are thicker, the foot covers are not adjustable, and there are no straps for the knees. 3. Applicable people: over 2 years old and under 50 years old. 4. Washable, not machine washable, hang to dry. Packing list: 1* black and red leg correction belt 1* Chinese manual