Staedtler Lumocolor Non-Permanent Overhead Projection Markers red medium 1.0 mm each
Price 1.45 USD
Staedtler-Mars Lumocolor Markers write on nearly all surfaces. Marks on most plastics, metal and glass. Water soluble. Wipes off with damp towel. Series 315 set of four: Black, Red, Blue and Green. 1.0mm.