ANDERSEN Safety 1st Anti-Slip Message Mats work well in wet, dry, or greasy areas. Nitrile rubber construction. SuperScrape™ surface effectively removes tough dirt, grime, and water from feet in entryways, production rooms, or anywhere traction is critical. Heavy-weight mat stays in place, while the slip-resistant surface offers good anti-fatigue support. Includes red Safety 1st message. 1/4" thick. Made in USA.