The FALKE RU4 Endurance running socks are designed for runners who value comfort, speed and durability during long-distance runs. The innovative 3-layer cotton-based fabric efficiently transports moisture away from the skin, keeping feet dry and blister-free mile after mile. Lightweight cushioning reduces pressure on high-impact areas such as toes, soles and heels while supporting a smooth and powerful stride. Light compression ensures a secure fit, prevents slipping and provides additional ankle support during demanding sessions. Combining soft comfort with exceptional durability, the RU4 Endurance socks deliver reliable performance and last up to 10 times longer than conventional running socks.