The WHATUP™ banner kit and markers allow you to create high-impact banners and signs in minutes! They're easy to use and stand up to rain and poor weather. Better yet, clean-up is a snap and no residue is left behind. Get their attention with WHATUP™! the ORIGINAL Glass Chalk Markers.
The WHATUP™ banner kit and markers are available at Walmart, Hobby Lobby, Party City, and online.