Dark gray color hides grime, so mat stays on the job longer. Rolls are ideal for covering large areas and soaking up leaks and overspray. Poly backing prevents absorbed liquids from reaching floors and provides added traction for safe footing. Can be incinerated after use to reduce waste or for fuels blending. PIG and the PIG logo are trademarks of New Pig in the U.S. and other countries. See more information at tm.newpig.com.