Patina aqua is matte finished, $5
Currently unmounted standard 4" tiles. If you're a grouter, mount these with additional white tiles to make a memo board for your kitchen or message center, $5 per tile unmounted.
Dry erase markers work great on smooth tile. The only caution is that you must liberally apply sealer so the grout does not stain from the marker.
Use a dry-erase marker to countdown the days on the penguin tile, $7.50
Chalk center so you can use chalk to countdown to Christmas!
Days Til Christmas but could also be made as Days Til Graduation/School's Out/Vacation/Retirement... the possibilities are limitless! $15 for 6"x6" tile