8800 series dissipative rubber mats and rolls meet ANSI/ESD S20.20 required limit and the recommendation of work surface standard ANSI/ESD S4.1. They offer increased resistance to heat and hot solder as compared to vinyl or olefin materials. Compatible with continuous or constant monitors. - The product is constructed using a top color layer of static dissipative neoprene rubber laminated to a bottom black layer of conductive neoprene rubber. Both layers are made from vulcanized synthetic rubber, which offers resistance to oil, grease and most common solvents.