Environment Fr ...
Environment Friendly Liquid Chalk For School Board Writing
General product information
1. Non-toxic, no dust, healthy and environment friendly: no including of lead, have got the SGS Environment protection certificate.2. Low cost for writing on board.
3. High scientific and technological content，most competitive: Liquid chalk ink is nano-composite macromoleclar polymer .
4. Can be directly used on magetic green board,black board,white board.
5. Adaptable to Climate: can write on both black and white board 4 season for a year.
6. Words clear.: easy erase, easy dry.
7. Rich colors: white,red,yellow,blue.
8. Big Inner Barrel Capability: 10ML ink be added per time, writing length reach over 1000meters.