2XU Women's 80% Nylon 20% Elastane Imported Graduated compression with invista Lycra promotes blood flow to reduce muscle fatigue and damage 360&#x2DA; knit construction creates a consistent, yet powerful pressure around shins and calves Lightweight material allows for increased airflow to help feet stay cool Anti-bacterial and moisture-wicking properties keep odors and sweat in check 50 UV fabric adds extra protection against the sun's rays Powerful yet super lightweight Lightweight zoned breathability panel - increased airflow and moisture management Muscle containment for reduced vibrations & oscillation, less muscle fatigue & damage Medical circular 360 degree knit construction creates a consistent yet powerful pressure