The 20-inch reflector is for shooting head shot portraits. Folds to almost 1/3 its open size. Easily stores in a backpack. Silver increases specular highlight while adding contrast to your image. White will reflect light with very national looking results. Collapsible Illuminator Reflectors are compact, lightweight and convenient to carry. When open, they are flat squares or rectangles. No disassembly is required to close them. High carbon steel frames are riveted to stand up to use. Lifetime warranty on the outer frame.