Smartwool Everyday Roll Top Ankle Socks - Women's Serene Blue Medium. The Virtually Seamless toe reduces irritation while the supportive arch brace provides stability. A roll-top welt offers a loose comfortable fit and Merino wool helps naturally regulate temperature manage moisture and resist odors. Specifications for Smartwool Everyday Roll Top Ankle Socks - Women's: Manufacturer: Smartwool Gender: Female Age Group: Adults Sock Height: Ankle Footwear Type: Socks Activity: Everyday Fabric/Material: 61percent Merino Wool 38percent Nylon 1percent Elastane Seasonal/Temperature Use: Winter Features of Smartwool Everyday Roll Top Ankle Socks - Women's Virtually Seamless toe technology is a flat knit toe seam designed for additional comfort Supportive arch brace Roll-top welt for a loose comfortable fit Package Contents: Smartwool Everyday Roll Top Ankle Socks - Women's Smartwool SW002882N75100M000: Everyday Roll Top Ankle Socks - Women's Serene Blue Medium