Design: Strong tension clips and rings can hold heavier draperies without any problem Installation: Curtain rings go through the rod one by one, and the clips in the small ring, then slide the curtain easily. Application: Widely used for most kinds of curtains in different colors, heavy curtains or light curtains. Bedroom, veranda, meeting room, luxury hotel, bar, etc. Sturdy construction: each curtain ring can hold up to 3 lbs. With a non-sharp, wide-toothed alligator clip, the metal curtain clip not only has a strong grip, but it won't tear or scratch curtains Package & Size: This set includes 20 curtain rings with eyelet clips for curtains. Inner diameter of the curtain ring: 3 cm.