Westcott Umbrella – Optical White Satin – 45”< Provides quick and easy light diffusion. Umbrella can be used as a bounce light source. This size is perfect for a 1-2 person head, or head-to-waist shot, or a 4x6 ft product setup. Westcott umbrellas are rated safe up to 1000 Watts hot light power. Optical White Satin umbrellas can be positioned closed to the subject for a shoot-through diffuser. A 2-in-1 component. First stop on the umbrella shaft acts as an umbrella. Second stop acts as a reflector.