The Reebok Compression Leg Sleeves are ideal for helping blood circulation and reducing blood lactate concentration during jogging or running. The compression fit ensures a snug fit to your calf so your muscles receive maximum support. The stretch bonded cuffs mean it will remain securely in place throughout your run. The inside of the sleeve has a breathable fleece which wicks away sweat whilst also providing warmth in cold weather. For your safety the sleeves have a highly reflective and stylish honeycomb design so you can be seen better at night.