The MN 0034AC is produced by Crown and is described as a Crown MN 0034AC 228 Series Marathon Anthracite 3 Feet x 4 Feet (Priced per 1 EA) SCRAPER/WIPER | HEAVY TRAFFIC Marathon is a high-performance mat that will keep its appearance for many years. FEATURES Heavy-duty needlepunch surface for outstanding scraping and water retention Reinforced latex coated pattern for increased durability Thick ThermoFlex TM vinyl backing offers superior floor protection As a wiper/scraper mat, its irregular surface will trap dirt and retain moisture for cleaner floor APPLICATIONS For interior areas with heavy traffic e.g.: University, Airport, Hospital, Large retail store, Shopping mall, School Technical Data Fiber: Needle-punched polypropylene Pile weight: 44 oz. per sq yd. Backing: ThermoFlex D.I.N.P Free PVC Vinyl Strength: 5.5 lbs per ASTM D624 die-T Flammability: D.O.C. -FF-1-70