From Spanx, these control top tights feature: SPANXshape™ provides medium compression for a shaping effect Comfortable, high-waisted, mid-thigh shaper flattens the stomach, firms the butt, and smooths the thighs Soft waistband won't dig in Luxe yarns offer all-day comfort and stand-out style Open cotton gusset makes panties optional & eliminates VPL (Visible Panty Lines) Nylon/spandex Hand wash/dry flat Imported.