EXPO Low-Odor Dry Erase Calendar Set, Ultra-Fine Tip, 5-Piece, Assorted Colors Present your point in a brilliant fashion without stinking up your space with these easy-on-the nose markers. Intense colors take center stage even from a distance. Get the bright, vivid color you expect from EXPO with better-erasing ink. Specially formulated low odor ink is ideal for classrooms, small offices, and homes. 5 Piece Set - red, blue, green, and black markers with dry erase monthly calendar. Markers are AP-certified nontoxic and conform to ASTM D-4236.