this linkstar flash umbrella is made of a silver interior fabric and a black non-translucent fabric. the flash umbrella can be used to create an indirect soft lighting effect. an umbrella with a silver reflecting material inside reflects fairly "hard" light. 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 pur-84sb silver/black 100 cm tube diameter 8 mm solid construction can be used for most studio flashes and continuous lights foldable and easy to carry