ESD table mat: 1.surface color:blue,green,gray 2.bottom color: black 3.size:10m*06-1. ... -1.7mm thick conductive layer 2.advantageESD mat has long using life, has good anti-acid, anti-alkali, anti-chemical flux ... ,10m*0.9m,10m*1.0m,10m*1.2mSurface Color:green,gray,blueBottom color:black