Set IncludesYou will receive 30 , consisting of white, red, blue, green, black, pink, light purple, orange, yellow and sky blue, 3 per ring, 20 small elephant-shaped paper strips, sufficient quantity and different colors to meet your different needs.High-quality materialsThese are made of high-quality metal materials, with a colorful coating on the surface, not easy to fade, not easy to rust, sturdy and durable for long-term use.Book Ring SizeThe inner diameter of the book ring is 25mm and the outer diameter is 30mm, which is enough for office and daily use.Easy to useThese book rings are easy to use, consisting of two parts connected by rotating rivets, just pull to open and squeeze to close.Wide ApplicationThe book ring is suitable for home, office and school. It can be attached to piles of documents, paper cards, name tags, scrapbooks, keys, binders, note files, key chains, etc. to keep them tidy.