This Electro Static Discharge (ESD) protective mat is formulated to drain static electricity from workers to safeguard against static shocks and protect equipment. Suitable for welding areas and resistant to most industrial oils.The unique design and craftsmanship make the mat easy to handle and easy to install. 3' x 3' snap together tiles can be easily assembled for coverage of large areas or individual work stations. A 5/8" thick worker platform with an ergonomic bubble pattern provides maximum anti-fatigue comfort in dry industrial environments. A tooled grid of 12" x 12" sections on the underside of the mat makes further customization quick and easy.