Smartwool raises the level of performance socks with their PhD Pro Approach Light Elite Crew Sock. It's 4 Degree elite fit system coupled with its Virtually Seamless toe makes this sock super comfortable for serious endeavors that demand a lot of your feet. The PhD Pro Approach Light Elite Crew Sock also features Industructawool technology that will have your socks lasting for many adventures to come.
• 55% merino wool, 42% nylon, 3% elastane
• Indestructawool™ technology
• 4 Degree™ elite fit system with flex zone at ankle joint
• Body mapped mesh zones
• Virtually Seamless™ toe
• Achilles strap provides extra protection and warmth