Dry Erase Monthly Extra Large White board Calendar for Wall 38"" by 50"" Jumbo Laminated Erasable One Month Whiteboard Calendar Huge Oversized Blank 30-Day Poster with Lines and Squares

100% ERASABLE - Well treated dry erase reusable film. We use well treated film on the surface of our calendar which make the surface is smooth enough and the writing can be wiped clearly. It cooperates well with all kinds of whiteboard marker dry erase marker and chalkboard marker.