surface:light(for darker working environment) Gloss(for brighter working environment durable ESD rubber mat Antistatic SurfaceSurface Resistance106~109Ω ... gray,green,blue.5, conductive layer colour:black6,surface:light(for darker working environment) Gloss(for ... 1600mm,1800mm.9,length:10mm,20mm.Note:ESD rubber mat has two layers.The facial layer is ESD ... date:20120908,09:36 durable ESD rubber mat