The PhD® Ski Ultra Light was designed after our classic Ski Ultra Light, except with a 4 Degree Elite™ fit system and ReliaWool™ Technology to create our most comfortable and durable sock yet.
-4 Degree elite fit system uses two elastics for greater stretch and recovery to keep the sock in place
-Patent pending ReliaWool technology in high impact areas provides longer lasting protection to keep feet comfortable
-Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
-virtually seamless toe
-14" overall height