Black Permanent Marker Leak Proof Marker Craftworks, School Projects and Other | Suitable for Office and Home Use (Pack Of 12 Pc)1625 Black Permanent Marker Leak Proof Marker Craftworks, School Projects and Other Suitable for Office and Home Use (Pack Of 12 Pc Only Black) Description : Water based pigmented ink. Non toxic matte acrylic paint markers. Vibrant, lightfast, pigmented colors. High resistance to light. Water & UV resistant ink. Draws on most surface. Both interior and exterior use. Graffiti, street & urban art. Proudly permanent marker ink marks on paper, plastic,