The 2XU Compression Performance Run Sock - the most technically advanced performance compression sock on the market. Featuring zoned breathability panels for maximum airflow and comfort. Seamless, gradient zoned compression panels for increased blood flow and maximum muscle containment for increased performance and enhanced recovery times.ACTIVE USE, Running, Endurance Activities, Workout Sessions, Competitions and Racing, General Sporting ActivitiesRECOVERY USE, Post Workout or Competition, Rehab from Injury or Surgery, Extended periods in a static or sedentary position – standing or sitting, Sleeping, DVT Protection When Traveling.