SMARTWOOL HIKE LIGHT CUSHION CREW SOCK - MEN'SPerform with the power and comfort of responsibly sourced, ZQ-certified Merino wool in our Hike Light Cushion Crew socks. Formerly known as PhD(R) Outdoor, we've updated our best hike socks to include more sustainable materials with the addition of recycled nylon, improved durability, updated mesh zones, and an even more perfect fit. But, don't worry. Our fan-favorite sock technologies aren't going anywhere-offering you the comfort and performance you expect from Smartwool. The crew height also adds extra coverage on the trails and light cushioning on the entire bottom of foot helps keep you comfortable when the ground isn't-helping you to hike on (and on.. and on..) FEATURES4 Degree(TM) Elite Fit SystemFor a dialed, performance-oriented fit with flex zone at ankle jointIndestructawool(TM)Indestructawool(TM) technology features a patent-pending construction method for exceptional durability and comfortLight CushionLight cushioned for impact absorption and warmthMade In The USAVirtually Seamless(TM) ToeSmoothed out toe seams for ultimate in-shoe fit and comfortTECH SPECSSock Height: CrewIndestructawool(TM) technology with extended durability zones4 Degree(TM) elite fit system for a dialed-in, performance-oriented fitAdditional body-mapped mesh zones for added breathabilityVirtually Seamless(TM) toe for enhanced comfortComfort welt with 'stay put' fitHeight 8"Knit in USA of Imported Yarn: 56% Merino Wool, 11% Nylon, 31% Recycled Nylon, 2% Elastane