IdeaPaint Replenish Set 12-pack each of Black, Blue, Red, and Green Markers 8 Erasers USE IDEAPAINT FOAM ERASERS ON A REGULAR BASIS REGULARLY WIPE WALLS THOROUGHLY WITH OUR DRY ERASE CLEANER AND MICROFIBER CLOTH REPLACE YOUR IDEAPAINT SUPPLIES WHEN YOU RUN OUT, OR AT THE END OF THEIR USEFUL LIFE LIMIT USE OF TAPE OR STICKY NOTES. (They Leave Behind a Sticky Residue That Will Smudge)<ul class="a-unordered-list a-vertical"> Leaves Behind a Sticky Residue That Will Smudge, Damaging the Surface AVOID USING TACKS AND PINS AVOID BUMPING YOUR WALLS WITH TABLES, DESKS, CHAIRS, ETC