About this item Size of shower rings: the inside of the ring from top to bottom is 1.7 inches; The inside from side to side is 1 3/16 inches, from side to side 1 9/16 inches, good for 1 inch diameter shower bar Quality material: made from silicone rubber, which are flexible, easy to bend and work into the shower curtain holes; Silicone rubber material, you never get worried about that the rings will be rusty in the humidity bathroom Easy to use: the rings are open and don't need to fasten, they can be easily installed without taking the rod down C shaped design: C shaped curtain rings slide easily when opening the shower curtain and liner; Rings glide effortlessly, no need to yank and damage the curtain Quantity: package includes 24 packs shower curtain rings hooks; 12 Packs rings are packed in one box, totally 24 packs are packed in 2 boxes