this linkstar flash umbrella is made of a white, translucent (diffuse) fabric and a black non-translucent cover. with a simple action, it's possible to invert the cover. this way you can switch between a translucent interior or a black interior. a flash white/black flash umbrella provides a high lighting output and can be used to reflect light softly the linkstar flash umbrellas are solidly constructed. the tubes have a diameter of 8 mm, so the umbrellas can be used for most studio flashes and continuous lights. features: linkstar umbrella puk-84wb white/black 100 cm (reversible) tube size 8 mm solid construction can be used for most studio flashes and continuous lights foldable and easy to carry