Ac4 Active Comfort Sock Crew Black L

Made for staying comfortable all-day and any activity with plush bamboo charcoal cushion in the heel and toe and ultra-thin Skin Thin™ cooling panels on the top. For the best fit, it is important to use the size chart before ordering.
Extra cushion in the heel and toe.
Bamboo charcoal ionized fibers for durable softness.
Ultra-thin top panel to regulate temperature and increase air flow.