SmartWool PhD Ski Ultra Light Sock
SmartWool PhD Ski Ultra Light Sock
Slip on the Smartwool PhD Ski Ultra Light Sock when you want maximum warmth without any added bulk. WOW technology means an extra layer of wool on high-impact areas for increased durability. Strategically placed mesh zones increase breathability, so go ahead and take that extra run. Your feet are up for it.
Bottom Line: Night runs, anyone?





