As first seen on blog "From Brussels, With Love" here: Can I
She is wearing tights similar here: Black Semi Opaque Tights
In semi-opaque black, these tights have been made with a touch of silk, making them a luxurious spin on a wardrobe necessity. Semi-opaque black, elasticated waistband, cotton gusset, reinforced toe. Let them add an opulent feel to classic tailoring and timeless pumps