This is a handmade Poly PLASTIC Mold that is made to use with a CASTING resin such as easy cast or Allumalite Amazing Resins- We DO NOT recommend using a COATING resin that is used for Tumblers or table tops- Please make a note of this before purchasing! see the tutorial video on how to unmold here- https://www.youtube.com/channel/UCYR3sKl7CwcMjCXMErQ-_rg/ Keychain hole may need to be drilled after casting to insert a Key ring. Chose from Large 4" size or Small 3" Size This mold is a custom Designed COVID Key Covid Keys open doors without using your hands, use the ATM, Gas Station Buttons without having to touch. Molded from love 2020