Premium Plastic Rings: These curtain rings are made of premium plastic and feature fabric eyelets suitable for lightweight fabrics. The threaded buckle design ensures that the curtains remain securely in place. The round rings hold the curtains firmly in place, preventing them from slipping and maintaining their good condition. Smoother and Quieter: Built-in nano-level silent rings allow for smooth gliding on the curtain rod and protect it with low noise. This reduces friction with the rod, making the pull smoother and quieter. Suitable for children's rooms, bedrooms, and studies. Matte Silver Curtain Rings: Our curtain rings are finished in matte silver, providing an elegant look that complements any color of curtain fabric. The attractive eyelets are perfect for sheets, shower curtains, curtains, floor curtains, wardrobes, etc., while remaining very secure. They will not rust like metal, even in the humid bathroom environment. Flexible and Easy Installation: With a quick-mount eyelet design, no special tools are required. These curtain rings also glide smoothly and protect the curtain rod. The rings are carefully polished and surface-treated for a smooth, burr-free surface, so you don't have to worry about scratching your hands or damaging the curtains when pulling them through. Great Curtain Rod Accessory: a set of 20, inner diameter 40mm, outer diameter 70mm. Sliding curtain rings are ideal for use in bathtubs, clothes racks, bathrooms, changing rooms, curtains, bed curtains, mosquito nets, etc., as well as simple changing rooms in clothing stores.