• Smooth curtain rings for all curtain rods with a diameter of 20 mm. • Includes sliding insert and foldable hook. • Easy to attach: the curtain simply hooks onto the pleat hooks. • The rings can be easily pushed onto the curtain rod. • Sturdy curtain rings made of metal with durable foldable hooks. • Allows hanging various types of curtains and drapes without grommets. • Smooth opening and closing: the curtain moves easily and quietly thanks to the sliding inserts in the rings. • Does not damage the curtain rod.