The Board Dudes Magnetic Eraser Cap Dry Erase Marker 6 Color Set Fine Point Non-Toxic Features a magnetic cap with a built in eraser. Great for messages and presentations. For use on dry erase boards, glass & most non-porous surfaces. Durable tips, non-squeak & quick drying. Low odor - non toxic! 6 Fine Point Color Dry Erase Set (Blue, Green, Red, Orange, Purple, Black)