The STRIDE is a new technical midweight sock.The needle count has increased to 168 to offer a cleaner look, a softer hand and a more performance fit. Heights available: Tab, Qtr or Crew The Stabilizer Zone™ locks the sock in place and the additional venting channels offer more breathability. The STRIDE is highly durable and available in a variety of styles and colors Fiber Content Inner Layer: 70% Dri-Wright® II Polyester, 26% Nylon, 4% Lycra® Outer Layer: 68% Dri-Wright® II Polyester, 24% Nylon, 8% Lycra®