Flat knit for comfort and versatility, our 6-Pack Flat Knee Socks are designed specifically to fit wide calves comfortably. Made of breathable acrylic-nylon fabric, these women's socks hold their shape and stay in place well, making them ideal for everyday wear. Available in a range of colors, these comfort socks match any ensemble. * 75% acrylic, 25% nylon* Imported* Machine wash and dry* One size fits up to an 18" diameter calf comfortablyNational