Smartwool Bike Zero Cushion Crew Socks Black Extra Large BLACK-XL. Enter the Men's Bike Zero Cushion Crew socks which are filled with comfort features like a Virtually Seamless toe breathable mesh zones and a performance-oriented fit. Plus they're made with ZQ-certified Merino wool so you can enjoy natural temperature regulation and odor resistance. These socks have it all for better comfort the next time you ride. Specifications for Smartwool Bike Zero Cushion Crew 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 Crew 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 Crew Socks Smartwool SW0019660011-(001) BLACK-XL: Bike Zero Cushion Crew Socks Black Extra Large