IZOD Women's Athletic Embroidered Crest 3 Pack 67% cotton/26% polyester/5% nylon/2% lycra Made in US Machine wash One size fits : Mens Shoe Size 6-12.5, Sock Size 10-13; Womens Shoe Size 5-10, Sock Size 9-11 Wicking Properties, Half cushion foot, full clincher arch support, Extreme softness for comfort, Full cushion foot, reinforced heel and toe Smooth toe seam Y heel for fit and comfort Full clincher arch support