The PhD® Outdoor Light Medium Sock by Smartwool features ReliaWool™ technology for improved durability in the high wear areas and the 4 Degree™ elite fit system to keep the sock in place and give you all-sport versatility.
4 Degree™ Elite Fit System
Uses two elastics for greater stretch and recovery to keep the sock in place
Patented ReliaWool™™ technology in high impact areas provides superior durability
Medium cushioning to absorb impact on the trail
Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
Flat knit durable toe seam
8.5" overall height
Sock Height: Crew
Made in USA of Imported Yarn: 67% Merino Wool, 31% Nylon, 2% Elastane
SmartWool use high quality Merino wool in all of their products. This gives them the comfort, performance and durability that you need from your socks; which means you are free to enjoy the journey and move with luxurious comfort.
The great thing about Merino wool is that nature has given it all the qualities you want from an outdoor material. It’s both warm and breathable, giving it exceptional performance as well as being both hardwearing and yet incredibly soft against even the most sensitive skin.