Smartwool Hike Classic Edition Full Cushion Crew Socks - Mens Medium Gray Small. Responsibly sourced ZQ-certified Merino wool keeps things soft while recycled nylon keeps it all sustainable. And full cushioning on the entire sock adds the warmth and protection you need and love. Stay cozy out there with our updated Classic Hike socks. Specifications for Smartwool Hike Classic Edition Full Cushion Crew Socks - Men's: Manufacturer: Smartwool Men's Clothing Size: Small Gender: Male Age Group: Adults Sock Height: Crew Color: Medium Gray Footwear Type: Socks Activity: Casual Fabric/Material: 56percent Merino Wool 11percent Nylon 31percent Recycled Nylon 2percent Elastane Last Chance: Yes Features of Smartwool Hike Classic Edition Full Cushion Crew Socks - Men's Smartwool first sock construction only now featuring recycled nylon (content varies by style) Flat knit toe seam for additional comfort Elasticized arch brace for secure fit Package Contents: Smartwool Hike Classic Edition Full Cushion Crew Socks - Men's Smartwool SW0130000521-S: Hike Classic Edition Full Cushion Crew Socks - Men's Medium Gray Small