Features: brand new and high quality Warm material: the knee warmer is made of sponge, thick and durable enough to keep your knee warm in winter, also soft and comfortable to wear, fine elasticity make it convenient to wear and take off. Protect your knee: thicken and soft material can add warmth to your knee in cold days, prevent your knee from coldness, and protect your knee muscles and joints effectively, it is not easy to fall off. Wide usages: these knee warmers are very suitable for man women to wear in winter, you can wear it when you're walking, running, riding or just for wearing in an air-conditioned room, it can keep your knee warm all day. Optional sizes: different size options for you, size varies from for M to L, meet different people's needs of sizes, before buying, please see the size details in pictures carefully. Quality: Incredible soft and breathable knee wrap, made of lightweight sponge, great moisture wicking capabilities, next to skin, comfortable and durable to wear. Specifications: Material: Sponge Color: Black/Blue/Gray/Rose Red Size Optional: for M/L Package Weight: approx.120g Upper Mouth Width: 16cm/6.2inch Lower Mouth Width: 14cm/5.5inch Leg Circumference: 35-42cm/13.7-16.5inch Upper Mouth Width: 17cm/6.6inch Lower Mouth Width: 15cm/5.9inch Leg Circumference: 42-52cm/16.5-20.4inch Package Includes: 1Pc x Kneecap note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!