The Kenney Twist & Fit No Tools Spring Tension Shower Curtain Rod is easy to install without tools. Measuring 42-72", this shower rod is perfect for standard sized bathtubs or showers. Made of heavy-duty steel, this shower rod is coated with a chip resistant material to prevent rust over time. The non-slip, non-scratch end caps mean no damage to your wall or tile. The end caps include ring locks to keep your shower curtain against the wall, preventing drafts. To install: Extend rod 1-1.5" beyond the width of your shower opening, then compress the ends of the rod together and release into place to secure.