Made for the ultimate performance inside leather boots and shoes. Biker Sox will make every ride more enjoyable. Sizes S-XL

• B4 Leather Technology from DeFeet is utilized in this product. Products displaying the B4 Leather Technology logo have passed the highest DeFeet standards for 'against the skin' performance beneath layers of leather.
• B4 Leather Technology inside your boots allows your boots to function their best. Your feet will run cooler when it's hot, warmer when it's cold, and smoother all the time.
• Mach Rib Cuff provides a durable, dynamic fit. Biker Sox stay where you put them regardless of road conditions or riding style.
• Air-E-Ator Vapor Zone - The DeFeet innovation that allows the foot to transport moisture and vent better than anything else you can put in your boot.
• En-Duro-Skin construction reinforces the external heel and toe 'puncture' areas.
• Sole2 system lets durability and wicking co-exist.
• CUSH padding throughout foot.