Features: Product Type: ?fiberglass blind rod Material: fiberglass rod Surface:?smooth white color Size: 3mm, 4mm, 5mm, 6mm, 3/16" , 1/4" ?rods and 5X5mm, 9X3mm, 8X3m bars Shape:?straight in specific length Application:?roman blind rod, roman shade rib Packaging: bundles and pallets Advantages: 1.Maintenance free and no rust, no rot2.Light weight and high strength to provide additional support for pleats in flat-fold roman shades to?keep their shades folding smoothly and evenly.3.Easily installed http://www.gfrp-china.com/fiberglass-rods/fiberglass-blind-rod/no-rust-3mm-to-6mm-white-fiberglass-roman.html