This heavy duty wood curtain rod is made of selected high-quality iron material with an outer rod diameter of 1-1/8 inch and an inner rod diameter of 7/8 inch, a thickness of 0.6 mm, can hold up to 28 pounds and support heavy curtains or valances without bending or sagging. Perfect for heavy light-blocking curtains or layered drapes. Special surface coating ensures smooth, quiet curtain movement, no dragging or scratching — fits for all kinds of curtains,such as grommet, ring, back tab, rod pocket, and top tab curtains. This wood grain leaf finials design perfect for outdoor farmhouse and modern home decor.