Simple And Easy To Use Multi-Purpose Chalk TagsIdeal For Communicating Prices, Table Numbers, Messages, Menus Or Special Information And PromotionsDouble Sided Synthetic Non-Porous Surface For Writing On With Liquid Chalk MarkersWriting/Art Work Is Resistant To Smudging. Simply Wipe Clean With Wet Soapy Cloth Or Use Cleaner (SECCLEAN-GR) To Reuse Surface