... 1,fluent writing, fastness 2,popular, beautiful,recycle 3,light weight 4,flexible size 5 ... off.3,It's more and more popular.4,light weight. It is easy to transport . ... PP plastic hollow boardmaterial PP (polypropylene)Width & length(mm) ≤1500 mmThickness (mm) 2 3 4 ... -resistant, Without odour, pollution-free, moisture resistance,light weight, size flexibility, rich and varied colorsenvironmental friendly ...