Oil-based sharpies can change color after being baked. This site explains not only how to make a DIY mug, but also identifies the GOOD colors (Black, Silver, Gold, Yellow, Pink, Brown, Dark Green) and BAD colors (Orange-turns brown, Blues-turn green, Purple-turns pink, Red-turns a dark burgundy, Lime Green-turns to more of a pea green, White - yellows).
Coasters made from 16 cent tile from Home Depot. Hand drawn, original art. Used oil-based sharpie. (Not finished yet) will cure in oven once dry, then coat with spray shellac to make them more durable.
DIY Sharpie Crafts - This custom wine tray with matching glasses requires no artistic ability, stencils, or transfers. If you can trace you can make this craft project! Learn the easy hack for perfect lettering and graphics PLUS get 4 free printable patterns. Oil based Sharpie paint pens make the project mess free. Perfect for a girls’ craft weekend, wine club activity, or Pinterest craft party.
DIY Craft Project: Sharpie Marker Pint Glass Tutorial - Custom stamped English style beer pint glasses for only $1.25 each. Plus a DIY mini eraser stamp tutorial! Uses oil based Sharpie paint pens that are baked on. Valentine Gift Idea for Men http://brendid.com/diy-craft-project-sharpie-pint-glass-tutorial/
Sharpie mug - Use OIL BASED SHARPIE marker and let it dry for at least 8 hours then put in a cold oven, heat up to 375 degrees, bake for 45 minutes, turn oven off and let sit until cool... Then remove it.