chalk writing board pen
refilled,replaceable nib
non-toxic,meet ASTM,SGS,EU
designed,can print your logo
rich color

 chalk writing board pen

Features:

1.  refilled with ink, and the nib can be replaced.

2.  Non-toxic, harmless and pollution-free. It meets the EN71-3 (EU) and the  ASTMF963-03 (United States) testing standards of SGS.

3. It cleans off easily with dry eraser

4.  for all smooth board surfaces