Roller blinds are a type of window covering that consists of a single piece of fabric that rolls up and down on a cylindrical tube. They are operated by a chain or a motorized mechanism that allows you to adjust the height of the fabric to control the amount of light and privacy in a room. Roller blinds are available in a variety of materials such as PVC, polyester, and cotton, with a range of colors and patterns to suit different interiors. They are easy to install and maintain, making them popular for modern homes and commercial spaces. Roller blinds are also known for their sleek and minimalistic design that adds a touch of sophistication to any room.