These vases that you see now are my design, and they are made of very good quality. STL and OBJ formats are available; if you want other formats, tell me, and I will export them for you. It is suitable for people who want to print gold coins at home or sell them at various stores. For example, they can produce and sell on Etsy.com or Amazon.com. I designed these designs completely myself, and they are of very good quality and have no overhang. You can easily print these without support on a 3D printer and enjoy If you buy the file and have any problems, let me know, and I will fix it for you. If you would like to send me a photo after you buy it and print it, I will put it on the product sales page in your honor.