Posca Markers PC-1MR 0.7 mm Extra Fine Needle Tip Mega Pack includes all 22 Colours, this Posca Mega Pack comes in a recyclable and reusable plastic box - great to give as a gift. Each Posca pen contains non-toxic water based paint. Posca markers can be used on metal, wood, glass, plastic, plaster, canvas, fabric and much much more! Posca markers are non permanent and removable from non-porous, sealed surfaces like glass, plastic, acrylic, car bodywork, non-porous chalkboards with soapy water but for even better removal use a chalkboard cleaner. The opaque, water-based acrylic paint is non-toxic and acid-free, odourless, light-fast, Xylene-free, lead-free and waterproof when dry. Used by Professional and Amateur Artists all over the World these fantastic markers are also great at home just for doodling.