The round key tags are made of aluminum metal ring and white paper, which is sturdy and . The metal split ring on each tag can easily slide onto your keys or other items for fast and clear marking. Handy to carry it around wherever you like. The size of white paper key tag is 31 mm/ 1.22 inches in diameter, the key ring is 18 mm/ 0.71 inch. They can give you enough space for decoration or writing a big name or a short message. The key tag identifiers has a smooth and writable , and the double side paper allows you to write information on it, making it easier to identify and organize keys and various small objects. Write your notes on the white background for a clear and easily readable method of quick identification of each key's purpose.These tags help provide the key to increased efficiency. Key tags identifiers have many uses .You can write price, item number on these labels to manage your stock or garage sales. They are ideal for hotel rooms, offices, store management, bank lockers and etc. You can write price, item number on these price labels to manage your stock. Good for jewelry items, clothing display, warehouse items. Color: As shown Material: plastic Package Contents: 180*pcs paper key tags with metal rings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.