Light, half-cushion is perfect for moderate hiking or aggressive walking. Designed for a woman&';s foot. Arch brace holds the sock in place and adds additional support. Flat-knit toe seam keeps you comfortable throughout the day. Light Cushion: The ideal cushion for varied trail and road terrain Sock Height: Crew Sizing clearly indicated on the sock Flat knit toe seam for additional comfort Elasticized arch brace for a secure fit Made in USA of Imported Yarn: 67% Merino Wool, 32% Nylon, 1% Elastane Care: Machine Wash Warm, Wash Inside Out Do Not Bleach Tumble Dry Low Do Not Iron Do Not Dry Clean