COLOR - Blue Gray FABRIC - This Pair of Mens Socks are made with a Cotton - Polyester - Spandex fabric. This fabric is durable and allows for great colors. SIZE - Mid Calf * Size: 10 - 13 OCCASIONS - This can be used for all formal events such as weddings, proms, winter formals. It can also be used for business attire. SHIPPING - We are a USA company and offer FREE STANDARD SHIPPING on all order regardless of size.