The Smartwool No Shows help to regulate the temperature and funk of your foot with Merino wool, plus they wrap around your foot and stay in place.
The 4 Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place. Sock Height: No Show, Internal gripper at heel, Knit in Korea: 63% Merino Wool, 36% Nylon, 1% Elastane, Machine Wash Warm, Wash Inside Out. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.