We all know Mom is the coolest, but does she know that!? A little reminder now and then couldn't hurt. Woven with luxurious combed Cotton for softness, Nylon for strength and a touch of Spandex for long-lasting fun! 1% of the sale of all Blue Q socks supports the humanitarian work of Doctors Without Borders. 56% combed Cotton, 42% Nylon and 2% Spandex. Women's shoe size 5-10.