Basic Info.

Product Description

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.