Durable: Reinforced toe and heel can enhance work socks durability and provide extra protection for all-day wear. Great Elasticity: Elastic rubber bands, used in areas of leg and feet arch, can ensure these mens athletic socks fit tightly and comfortably against your calves. Breathable: Mesh zones help socks breathe, keep feet cool and dry, and transfer moisture from the skin to surface of socks for better evaporation.