Detailed Product Descriptiongreen board/chalk boarb/dry erase board:The surface is made in USA ,which offers you excellent writing and wiping off
green board/chalk boarb/dry erase board:
1.It is the best among the writing boards
2.The hardness of the surface is up to 6.5.It is formed while porcelain and thin steel sheet are combined when fusing at a temperature of 800 degree celsius.as a result,it is scratch-resistance and damage-resistance.and never fade.
3.Other types of frames can be also used for porcelain board.
4.Various sizes are available.