Great for outdoor and indoor use, this Blue Glass & Poster Marker features a fat marker with a sponge tip. Make posters, banners, team spirit decorations, window decorations and more! Create thinner lines using the side edge of the sponge tip and thicker lines with the flat top of the sponge tip. Ink is easy to clean up. Directions included on back of package. Comes packaged in a blister pack.