Exclusive dimple pattern speeds wicking of liquid throughout mat for faster, easier cleanup. Highly absorbent, fine-fiber construction won't leave behind liquids or fiber residue. Specially treated to absorb high concentrations of corrosive liquids, such as 98% sulfuric acid and 30% sodium hydroxide, better than any other absorbent in the market. PIG and the PIG logo are trademarks of New Pig in the U.S. and other countries. See more information at tm.newpig.com.