The 2XU Compression Calf Sleeve uses a seamless construction to create the ultimate graduated sleeve for lower leg protection. Designed to encase the entire lower leg; calf to lower ankle, the sleeve applies the correct pressure to increase circulation while sedentary or support the calf, shin and Achilles when worn during activity.ACTIVE USE, Running, Hiking/Walking, General Sports, Water Sports, Training and CompeitionsRECOVERY USE, Post Workout or Competition, Rehab from Injury or Surgery.