Drawing board 1,Notice board,With magnet 2,Non-reflective,double-sided use 3,zero flying-dust, ... panel is flat (flatness>3). Non-deformation, double-sided use, and long life.2. It uses green baking paint of a low ... (glare degree ≤10 °)4.Extreme hard (≥5H ), and with a strong resistance to writing and rubbing needs (400g force ≥100,000 times).SPECIAL ...