Take on the cold weather in the Men's Smartwool Run Cold Weather Targeted Cushion Crew Socks. Featuring advanced sock technologies for enhanced durability, breathability, and comfort. Plus, a crew height for a convenient way to add extra warmth under tights. You can go far and feel good no matter the temperature outside with these cold-weather run socks along for the ride. Conquer any temperature on your runs!  Features Indestructawool™ Technology for enhanced durability 4 Degree™ Elite Fit System for a dialed-in, performance-oriented fit Body-mapped mesh zones for added breathability Virtually Seamless™ Toe for enhanced comfort Crew height adds extra warmth under tights Specifications Height: Crew Cushion: Targeted Cushion, Strategically placed cushioning for comfort without the bulk Origin: USA Materials Made in the USA of Imported Yarn: 56% Merino Wool 6% Nylon 35% Recycled Nylon 3% Elastane *Specific percentage of Recycled Nylon will vary as Smartwool transitions to 100% Recycled Nylon in future seasons Care Machine Wash Warm, Inside Out Do Not Bleach Tumble Dry Low Do Not Iron Do Not Dry Clean