Blackout roller blinds fabrics can be used to create a stylish and modern look in any home or office. These blackout fabrics offer superior levels of privacy, light control, energy efficiency, noise reduction and insulation. The fabric is made from 100 percent polyester interwoven with an aluminum oxide coating for maximum thermal protection. This makes the roller blinds ideal for blocking out both natural light and artificial lighting; perfect for bedrooms or media rooms that need complete darkness during certain times of the day. Not only are these blackout fabrics aesthetically pleasing but they also provide excellent window coverage as well as helping reduce heat loss through windows when closed tightly against outside air temperatures. They work by creating an effective barrier between your internal environment and outdoor temperature variations; keeping you warm in winter months and cooler in summer months. In addition to this, they help keep energy costs down by reducing the amount of energy needed to cool or heat your room since less sunlight will enter through the window area covered by these blackout roller blinds fabrics.