Riding Boot Socks These are by great boot socks. They have padded foot that extends up past your Achilles tendon where you always get that nasty rub from your boots. Elasticized arch support so your feet don"t get so tired and the socks don"t ball up in the toe of your boot. Machine wash tumble dry. TALL, STRETCHY and REALLY COMFY. Made of acrylic yarn to wick away moisture. Fits size ladies" 6 thru men"s 11.