A20 contains at least 30 percent more paint than standard paint markers, resulting in reduced impact on the environment. greenlabel xylene-free paint is designed for high performance. A20 Markers have been tested and approved for use in leading industrial plants, not just because they are safer: they are a smarter choice. greenlabel paint dries faster, is weather and water resistant and impervious to most industrial oils and solvents. A20's bullet/chisel tip is not only replaceable, it is reversible. The user can choose between the standard bullet, or the broader chisel end of the tip for more marking options. Specifications: Bullet tip mark width 1/8", Chisel tip mark width 3/16", Paint Contents 13 cc.