Our shower curtain rings are made of premium Plastic .So it won't rust during the period of use. It's a perfect choice for people who in a budget but need a better shower curtain rings for their bathroom. You won't regret of buying it. The look is good because the rings are flexible it is easy to put on. However, that also makes it easy to come off. They moderate weight and cloth curtain attaches. It can be dealt with by pulling slowly. Open side that can be slid onto the curtain and through the rod with minimal effort, Do not use with larger rod, at the risk of breaking the ring with too much twisting.