Smartwool Hike Full Cushion Crew Socks gtx The fabrics used for this

The fabrics used for this model are made of post-consumer PET bottles

Nubuck leather

so the belt won't flap around while running

Graphene circuit helps reduce body temperature via conductive cooling

Smartwool Hike Full Cushion Crew Socks gtx The fabrics used for thisSock Cushioning Full Cushion Medium thickness with full sock cushioning. Description Our Hike Full Cushion Crew socks, formerly PhD Outdoor, use cushioning on the entire sock to help maximize warmth and protection. These responsibly sourced, ZQ certified Merino wool hike socks are built with our top sock tech, including Indestructawool technology for enhanced durability, our 4 Degree Elite Fit System for a dialed in, performance oriented fit, and our