As first seen on blog "AndySparkles" here: Lace-Up Dress, Black Coat and Ankle Boots!
She is wearing tights similar here: Wolford Aleks tights
Wolford "Aleks" tights in circle-pattern fishnet. Soft sewn-on waistband with logo detail. Fishnet pattern extends to toe; ideal for open toe shoes. Nylon/spandex.