... flexible to use.Heat and transfer fast, accelerate the temperature’s rising, and reduce the power.Fiberglass in silicone rubber ... and Spring Clips and VelcroSupport for printing your company's logo,model,voltage,wattage,website and etcFacture:~~This silicone pad heater ... cold start damageAppliance:Great for Cars,Tractors,Trucks,4 Wheelers,Atv's,Lawn Mowers and so many usesElectric Heater as engine pad ...