whiteboard surface material

our products are widely used in teaching board, notice board. It whites smoothly and has good erasability. 
 

Specification:

0.135*800*C,0.135*900*C,0.135*1000*C

0.15*900*C,0.16*1000*C

0.2*890*C,0.2*1000*C,0.2*1190*C

0.27*1000*C,0.27*1200*C,0.27*1200*c(with hidden check)0.3*1200*C

0.35*1200*C,0.35*1200*C(with grid line),0.4*1200*C,0.4*1200*C(with grid line)