Made of breathable bamboo charcoal fiber, these knee compression sleeves offer warmth, moisture-wicking performance, and a stretchy, non-slip fit that stays in place without deforming. Comfortable and flexible, they can stretch 2-3 times to securely fit your knees and can be worn under pants with no bulky feeling. Designed to provide support during physical activity, they help reduce muscle fatigue, stiffness, and discomfort associated with physical exertion. Ideal for use during sports such as basketball, football, volleyball, jogging, cycling, running, climbing, tennis, weightlifting, and more. The fabric helps regulate heat and wick away sweat for comfort in warmer conditions, while also providing warmth and protection in colder weather. Color: Gray Material: Bamboo Charcoal Fiber Sizes: S: Center Perimeter: 26cm / 10.2 inches Large End Circumference: 28cm / 11.0 inches Small End Circumference: 24cm / 9.4 inches M: Center Perimeter: 28cm / 11.0 inches Large End Circumference: 32cm / 12.6 inches Small End Circumference: 26cm / 10.2 inches L: Center Perimeter: 32cm / 12.6 inches Large End Circumference: 33cm / 13.0 inches Small End Circumference: 30cm / 11.8 inches Package Includes: 1 Pair Knee Compression Sleeves Note: Please allow 0–1 cm variation due to manual measurement.