these are officially licensed DC Comics Flash socks, guaranteed!! This Flash crew sock 3 pack features 3 individual pairs with different designs of The Flash's logo. The socks are athletic style with a cushioned footbed and arch support. They are made of a 94% polyester / 2% Spandex / 4% other fiber fabric blend. These socks have a reinforced heel and toe for extra comfort and durability. The top of the socks are also reinforced to help maintain the socks shape and elasticity.