Balega's Blister Resist No Show socks are the perfect combination of nature and technology. Featuring both Drynamix, a moisture management fiber designed to keep feet dry and cool, and natural mohair fibers to keep feet cool during the summer, and warm during the winter, the Blister Resist is the perfect sock for year-round activity.Details:Eliminates the risk of sheer friction blisters Keeps feet cool and dry with ideal combination of mohair and our signature Drynamix moisture wicking fibers, plus specially constructed, reinforced microfiber mesh ventilation panels Maximizes comfort with hand-linked seamless toe, enhanced, wide arch support band, and high heel tab that helps prevent the sock from slipping into your shoe Provides additional no-slip security with enhanced elastic grip construction Ensures perfect fit with extra-deep heel pocket