Flight Sock 3 Pack - Sand This Flight Sock 3 Pack features Coolmax®️ technology, offering moisture-wicking and quick-drying to assist in high-intensity exercise. Applying a shock-absorbing cushion loop design reduces impact and protects feet from pressure through the pedals in and out of the saddle. Built durable, made with high-quality COOLMAX yarn and a 200N high-density weaving technology.