Smartwool Bike Zero Cushion Ankle Socks Black Extra Large BLACK-XL. Made with responsibly sourced Merino wool for natural odor resistance and temperature regulation the Bike Zero Cushion Ankle socks are designed with comfort in mind. With a 4 Degree elite fit system for a spot-on fit a Virtually Seamless toe and on-point mesh zones for added breathability this sock is a foot's best friend. The next time you're ready to pedal out some miles make these socks an indispensable part of your kit. Specifications for Smartwool Bike Zero Cushion Ankle Socks: Manufacturer: Smartwool Men's Clothing Size: Extra Large Gender: Unisex Age Group: Adults Color: Black Last Chance: Yes Features of Smartwool Bike Zero Cushion Ankle Socks Indestructawool technology with extended durability zones 4 Degree elite fit system for a dialed-in performance-oriented fit Mesh zones for added breathability Shred Shield technology reduces wear from toes Virtually Seamless toe for enhanced comfort Package Contents: Smartwool Bike Zero Cushion Ankle Socks Smartwool SW0019890011-(001) BLACK-XL: Bike Zero Cushion Ankle Socks Black Extra Large