Finally, a window rod that is smarter and easier to install than ever before! No measuring required! Achieve perfect leveling every time! Simply align the brackets to your window for an easy installation. The Maytex Smart Rods Easy Install Café Window Curtain Rod with decorative round finials has a 0.75-inch diameter to fit most standard grommet and rod pocket construction window panels. Its brackets extend beyond the window frame to give your curtains a fuller look. This smart and simple solution to hanging your window curtains is available in two adjustable sizes: 18 to 48 inches and 48 to 120 inches (an optional center bracket is included for the longer size). Use the optional, easy-to-follow guide to customize the height of the rod making it easier to style your curtains in a variety of ways.