STRONG AND DURABLE - The retractable curtain rods have a diameter of 2.54 cm and a thickness of 0.8 mm. These curtain rods are screwed together to make this heavy-duty curtain rod stronger, more stable, and longer-lasting, reducing the risk of bending and falling. The curtain rod can hold up to 28 pounds, making it suitable for light, medium, or heavy curtains. TWO MOUNTING METHODS - Curtain rods can be mounted in two ways, either on the wall or the ceiling. The installation is flexible and can be used as a room divider. Additionally, it is designed to encircle the window frame to save energy, block light, and reduce noise. This adjustable curtain rod complements your window décor and features a modern industrial design style. INDUSTRIAL DESIGN AND MATTE FINISH - This black curtain rod has an industrial design with a special and perfect painting technique that gives it a matte finish. After the salt spray test, it is corrosion and wear-resistant. This industrial curtain rod is highly decorative and perfect for modern homes. It pairs well with all types of curtains. ADJUSTABLE LENGTH AND VERSATILE USE - Our black curtain rod is freely adjustable in size. You can adjust the length with the "telescopic tube" to fit different window sizes. With a wide range of sizes available, you can use these adjustable curtain rods indoors, such as in living rooms, bedrooms, kitchens, studios, or outdoors, such as on patios, decks, or conservatories. EASY INSTALLATION - Components: decorative rod, connecting rod, brackets, screws, wall plugs, and instructions. Installation is simple and takes only a few minutes.