Smartwool's Women's PhD® Outdoor Medium Pattern Crew features their Indestructawool™ technology for enhanced durability, our 4 Degree™ elite fit system for a dialed, performance-oriented fit, and their Virtually Seamless™ toe for enhanced comfort. These women's hiking socks provide cushioning in leg and under foot for ultimate warmth and protection to help you stay comfortable during a full day of exploring the great outdoors.