Nike Sportswear Everyday Essential Socks are made of a soft, stretchy fabric that conforms to the foot for all-day comfort. This product is made with at least 75% recycled polyester fibers. Dri-FIT technology for dry skin and ideal comfort. Reinforced heel and toe for durability. Strategically placed mesh for breathability. Colour white/black. 97% Polyester - 3% Spandex. Regular fit.