2mm esd mat anti-static mat upperlayer: 10E8-10E10ohmn underlayer: 10E4-10E6ohmn Blue, grey, green 2mm esd mat anti-static mat3W-152/3Surface resistance:upperlayer10E8-10E10ohm, underlayer:10E4-10E6ohm Color Thickness Width Length green,blue 2mm0.6m, 0.9m 10mgray 3mm1m, 2m 10mAny other sizes can be order as customer 's request. 2mm esd mat anti-static mat