Non-toxic, low-odor dry erase markers. Bright colors go on smoothly. High quality ink easily and cleanly erases even after several days. For use on white boards, glass, and most non-porous surfaces. Fine tip (1.5mm) is perfect for home, office, and school. School Pack includes 12 bright colors (20 black, 20 blue, 12 of each yellow, orange, red, pink, purple, teal, jungle green, turquoise, green, & brown), 20 erasing clothes, and 20 spare clear caps.