[Package List] - You can get 100 sets of round button parts supply, each set includes 100 pieces of metal case, 100 pieces of metal back cover with pins and 100 pieces of clear film, with this set, you can create 100 pieces of metal-back Needle button. The whole metal part is more durable than other plastic parts.[ MATERIAL] - These 2nd generation round button housings and back covers are made of metal material, sturdy to use, rust-proof, not easy to break or deform, and the transparent film is made of PVC material, ensuring the surface of the badge is bright and , convenient to make Fashion buttons and long-term wear[SUITABLE SIZE] - These blank button badge parts are the right size: metal case is about 2.28 inches (58mm) in diameter, metal back cover is about 2.2 inches (56mm) in diameter, clear film is about 2.76 inches (70mm) in diameter, and measures Suitable to get a polished product, perfect for your clothes or bag as a nice decoration[Easy to use] - These button badge parts are easy to install together; First, choose a picture or photo you like, and cut it to a suitable size; Second, put the metal button cover, picture, film on the badge in sequence On the machine, press the handle of the machine; then put the metal back cover on the machine and with the front; finally you will get a delicate button[WIDE USE] - You can DIY badges with different patterns. After finishing the badges with interesting patterns, you can send them as and meaningful gifts to friends, classmates, family members, lovers, etc., they will be happy to receive them on birthdays, festivals, travels, etc. Graduation they will be amazed at your talent and creativity in making such lovely itemsMaterial:MetalSize:58mmPackage Contents:100 sets * round button partssupply