This 9.5 oz. Blackout banner is 100% polyester and combines three layers for vivid colors that will block backlighting, stop flash or any glare that might spoil your image. A center layer ensures the brilliance of your colors and keeps light from dulling the image. This product is ideal for indoor displays and photo booth backdrops. With fully customizable finishes to make hanging the banner a breeze, this banner is also washable and designed for multiple uses.