. Features: 1. Made of high-quality polymer fibers and diving fabrics, it is soft and skin-friendly, light and breathable, fits the body comfortably, and allows freedom of movement. 2. Designed to support leg alignment and provide comfort for various leg conditions. 3. Suitable for both adults and children, ideal for daily use during activities such as walking, resting, working, watching TV, doing housework, or attending school. (Recommended for ages 2-50) 4. The foot sock cover features a triangular design for enhanced durability and fit compatibility with different leg shapes. Specifications: 1. Material: High carbon material, Neoprene polymer fiber, diving fabric 2. Color: Black and red 3. Size: S: Height 90-130cm, Waist 40-50cm, Weight 15-35kg M: Height 130-170cm, Waist 55-70cm, Weight 35-55kg L: Height 155-180cm, Waist 65-95cm, Weight 55-75kg 4. Packing size: 28*16*6cm Wearing instructions for X-shaped legs: 1. Fasten the belt. 2. Tie the knot on the outside of the leg and put on the foot socks. 3. Apply gentle pressure on the inner knee and straighten upward. 4. Cross the drawstring on the outside of the leg. Wearing instructions for O-shaped legs: 1. Wear foot socks with the knot positioned on the inside of the leg. 2. Apply gentle pressure on the outer knee and straighten upward. 3. Cross the drawstring on the inside of the leg. 4. Secure the drawstring tightly. Notice: 1. Select the correct size based on height, weight, and waist circumference to ensure proper fit. 2. The buttons and foot cover are thick; the foot cover is not adjustable and does not include a knee fixation belt. 3. Recommended for individuals aged 2 to 50 years. 4. Hand wash only; do not machine wash. Hang to dry. Packing List: 1 x Black and red leg support belt 1 x User manual