Drill-Free Clothes Drying Adjustable Rod 🦯No Drilling Needed Dry Now Premium material: These extendable pull rods are made of durable stainless steel, strong rough spring and electrostatic spray technology for the surface, rustproof, smooth and sustainable. Non slip: Two non slip high impedance rubber pads with spring loaded ends prevent the poles from falling off. The grommets of the extension rod are located in the end caps of each pole to ensure that the pole does not eat, wear or tear