3 - Pack of 9" Pure White Translucent Diffusion Sock Screen Covers for Any 9 Inch, 8.5 Inch or 8 Inch (20 cm - 30 cm) Diameter Reflector, Such as Alien Bees, Einstein 8.5", Elinchrom 9", Bowens 8", Photogenic 8", Flash Light Reflector. Studio-98 Three reflector diffusion socks. Fit on 8", 8.5" or 9" (20 cm - 23 cm) Diameter Photographic Flash Reflector Pure White, Translucent Diffusion Sock. With white elastic string on edge. All materials are in white, no any black material. Washable.