Package Included - 20pcs metal curtain ring and 24pcs plastic curtain hooks, Enough for daily life and replacement Compatible Size - The curtain rings metal with inner diameter of 30 mm and outer diameter of 37 mm along with 20 white curtain hooks is well-matched with up to 30mm curtain poles, and looks great on various types of rods Durable Material - The premium rust-resistant coating makes these curtain rings durable to last longer and strong enough to hold heavy curtains or drapes, curtails the slipping of heavy droppings and does not deform Easy Installation - Attach plastic curtain hooks with the curtain hoops and pass them through the curtain rods and the curtains are ready to slide. Thus, the glittering hooks are easy to fit, bring elegance to your fabric curtains, and are safe for a long-term use Wide Applications - The curtain ring for hanging weighty curtains, tapestry, shower or window curtains, and thick hangings in home and commercial spaces such as bedrooms, living rooms, lounge, hotels, offices, and more