The PhD Ski Light Elite socks feature ndestructawool durability technology, Smartwool's dialed-in 4 Degree elite fit system, and body-mapped mesh zones for added breathability. 

• Indestructawool technology
• 4 Degree elite fit system
• Contoured shin and ankle cushioning, with flat knit toe box
• Length: Knee High
• Weight: Light
• Material: 55% Merino Wool, 42% Nylon, 3% Elastane 
• Machine wash
• Imported