5 different shapes: The flat key rings in various shapes are the essential connecting accessory which is perfect for organizing messy keys and can meet your diverse needs. . High quality materials: Metal split rings are made of nickel plated steel which is strong and durable. And they wont deform easily after repeated use. This shiny keychain can be used to decorate different kinds of keys. . Easy to use: flat key rings can organize keys easily. Just use your fingernail to open the slot in the ring to put keys or other decorations easily. . Shape and sizes: Set of 30 iron ring keychains are in the shape of heart (3*3cm) flower(3*3cm) web(3.2*3.2cm) apple(3.2*2.9cm) and oval(3.7*2.9cm). It is an ideal choice for various use. . Multi-purpose: The heart-shaped key rings with exquisite craftsmanship and cute design can also connect cards, charms and other decorations. It is ideal for making DIY keychains and handcrafts. .