Made of stainless steel, non-magnetic, will not rust. These shower curtain hooks are 100% stainless steel, non-magnetic (type 304) and will therefore last for years without rust. Slide without a hitch. Effortlessly. No problem. These shower curtain rings have been designed to slide effortlessly over the rod effortlessly. This means you can draw the curtain as fast as you want and no need to worry not that he falls. Set of 12 - Sold in sets of 12 for standard opening 70 x 40 mm. & nbsp; Color: Black Product Features - Stainless steel - Corrosion free - Anti-rust plated, bronze color - polished for a great look - Easy to install - No friction, sliding action - Sturdy and secure structure that allows movement without effort. All of our products are manufactured to the highest quality standards, we are confident that you will enjoy shower curtain hooks for many years to come. The design features shower curtain rings that are designed to effortlessly slide over the rod effortlessly. The hooks are closed, unlike the more popular C-shaped hooks. This means you can draw the curtain as fast as you want without hassles or accidents. Easy and simple installation to install the shower curtain rings, just open the curtain hook and loop them through the openings of your shower curtain and / or liner. Then clip the clasps and slide the rings onto the shower bar. Then follow your shower bar instructions to secure the rod in your shower. To install the hooks on a fixed rod, simply open the ring clasp and stretch the ring around the rod. The sturdy materials used in the construction of the hooks allow the hooks to stretch approximately 1 inch without snagging. When you are done stretching the rings, they will return to their original shape.