With this all inclusive dry erase lapboard set, you have everything you need for the classroom! This set includes 30 durable, one-sided plain white masonite lapboards that measure 9” x 12”, 30 pocket style dry erase markers with bullet tips in black, and 30 - 2” multi-purpose erasers. Set comes in a handy storage box that helps make sure you never lose a board, marker or eraser again! Markers are AP certified, Non-Toxic and conform to ASTM D-4236 standards.