Features: Unique Design: Hexagonal three-dimensional honeycomb anti-collision structure; super elastic hexagonal foam enhances stability and disperses pressure on the calf while maintaining movement flexibility. Premium Materials: Constructed with durable PRO functional fabric and high-quality stretch foam. High-performance fabric offers breathability, elasticity, and durability during exercise. Provides warmth during running and outdoor activities in cold conditions. Multiple Occasions: Suitable for outdoor sports such as running, hiking, cycling, football, tennis, basketball, and gym training. Includes shin guards and matching socks. Offers additional calf and shin support for muscle stabilization. For Adults and Kids: Available in three sizes and five colors for adults, teens, and children. Refer to the size chart in the product images for accurate measurements and proper fit. Quality Service: We offer reliable customer support and stand behind our product quality. Specifications: Material: PRO Functional Fabric, Foam Color: Orange, Red, Blue, Green, Black Size Options: M, L, XL Size M: Length: 29cm (11.42 inch), Upper Opening Perimeter: 2632cm (10.2312.59 inch), Lower Opening Perimeter: 1619cm (6.297.48 inch) Size L: Length: 30cm (11.81 inch), Upper Opening Perimeter: 2834cm (11.0213.38 inch), Lower Opening Perimeter: 1821cm (7.088.26 inch) Size XL: Length: 31cm (12.20 inch), Upper Opening Perimeter: 3039cm (11.8115.35 inch), Lower Opening Perimeter: 2023cm (7.879.05 inch) Note: Please allow 12cm variation due to manual measurement. Due to differences in monitor displays, the actual color may vary slightly from the image. Package includes: 1 Pair of Shin Guards