SmartWool's PhD socks feature the 4-Degree Elite Fit System (ankle band, upper instep band, lower instep band, arch band) to make you even more comfortable. ReliaWool Technology is more durable, improves wear and makes a thousand miles underfoot nothing but a thousand miles of fresh air, good memories and great views.
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
Alternating 1x1 welt
Height: Micro, 1.5" overall
Fabric: 57% Wool, 40% Nylon, 3% Elastane
Knit In USA Of Imported Yarn
Product Number: SW058