These are lovely 3 layer Chipboard Numerals, which you can use in any combination. They can be painted, applied gesso and also can be used as it is.
Its upto you to use on various media, projects etc. They will never fail to bring a wow factor in your craft project. Give it a try and you will love them.
You can apply gesso on them to make them White, use colors/distress inks to color them or you can use glitters and shimmers to beautify them