Resin Bookbinding rings that are rust-free They are multi-functional and can be used as key rings or to bind documents, organize punched flashcards, papers, scrapbooks, invoices, swatches, recipes, photos books, sample book, scrapbooks, contract, loose-leaf, and memo filing.

1. This is a great DIY casting mold for making resin art projects like resin photo frames for desktop decoration, home decorations and more.
2. Non-toxic and safe to use.
3. Flexible and not easily damaged.
4. Good quality and heat-resistant
5. Non-stick and odorless silicon mold
6. Smooth on the surface and easy to disengage the molds without leaving any residue