Made from ZQ-certified Merino wool, our Men&&';;s Run Targeted Cushion Mid Crew socks naturally resist odors, regulate temperature, and offer breathability. And their comfort only goes up from there, because they&&';;re designed with feel-good features like the Virtually Seamless(TM) toe and the 4 Degree(TM) elite fit system for a dialed-in fit. Plus, Indestructawool(TM) technology helps these run socks go the distance. For better, more comfortable runs, be sure to choose the gear that works. Sock Height: Mid Crew Indestructawool(TM) Technology with extended durability zones 4 Degree(TM) Elite Fit System for a dialed-in, performance-oriented fit Mesh zones for added breathability Virtually Seamless(TM) Toe for enhanced comfort Made in the USA of Imported Yarn: 54% Merino Wool 43% Nylon 3% Elastane Machine Wash Warm, Inside Out Do Not Dry Clean Do Not Iron Tumble Dry Low Do Not Bleach Targeted Cushion Strategically placed cushioning for comfort without the bulk.