Women's Smartwool Hiking Light Crew - Gray - Socks Stay comfortable throughout your whole hike with the Hiking Light Crew sock from Smartwool. Flat knit toe seam keeps you comfortable throughout the day. WOW technology in reinforced sole for maximum comfort and durability. 3x1 ribbed leg for ultimate comfort. Elasticized arch brace holds the sock in place and adds additional support. 76% wool, 23% nylon, 1% elastane.