This quality tension shower rod installs easily in showers or shower stalls measuring between 24" and 40". Featuring a Twist Tight mechanism, this rod installs simply by twisting the rod; thus eliminating the need for any tools. Once installed, the rod holds more firmly than traditional spring tension rods. Vinyl end caps help protect your walls. Its durable chrome finish is chip and rust-resistant. Rod may also be used for window curtains if desired. Made in the USA with a toll-free USA based Customer Service department (800-892-3986) to answer any questions.