The InterDesign Astor Constant Tension Rod provides a strong, reliable hold and eliminates the worry of damaging walls or bathroom surfaces. Made of rust-resistant stainless steel with a brushed finish and non-slip end caps, the smooth surfaces of these rods make opening and closing curtains a breeze and can accommodate any type of curtain hooks or rings. There's no additional hardware required - simply adjust to your preferred length and lock into place. The InterDesign Astor Extra Large Constant Tension Rod extends from 43 to 75 inches to provide coverage for shower openings and other uses around the home including closets, windows or black out curtains.