Note: I DID THIS AND IT SMEARED AFTER A WEEK OR SO…READ here TO SEE HOW I CAME UP WITH A SOLUTION!
1. Purchase cardboard tags or bookmarks…
2.Paint each tag with two coats of chalkboard paint
3. Write your message on the tag using regular chalk
4. Lightly sprat the tags with a clear protective coat to prevent from severely smearing….
word of advice: do not spray too close as the spray will remove the chalk!