Andersen Comfort Scrape anti-fatigue indoor floor mat. Superior anti-fatigue properties ensure employee comfort and ergonomic benefits. 100 percent high density, closed cell nitrile rubber cushion provides maximum resistance to waters, oils, greases, chemicals and animal fat. Lightweight, easy to clean material outperforms most thicker, heavier mats. Simply hose off or pressure wash to remove debris. Low profile design, 7/16-inches thick, and slip resistant surface helps minimize slip and fall accidents. Soft, anti-static nitrile rubber compound is ideal for use in packaging and assembly areas, industrial workstations, machine shops and welding stations. Rubber type: nitrile rubber (10 percent recycled content) high density closed cell foam. Thickness: 3/8-inches. Durometer: 50 to 55. Passes Flammability Standard DOC-FF-1-70. Anti-Static electrical resistance - IBM (Surface to Ground) ASTM F-150 and NFPA 99 Chapter 12 Section 4. 1. 3. 8 (6) (7), 1990. Average Electrical Resistance at 70 degree F. and 50 percent Relative Humidity: 5. 4 x 10 8 ohms. AATCC Test Method 134-1991 Electrostatic Propensity of Carpets. Maximum Voltage Negative 0. 3 KV. UV Stable. ASTM C1028-96 Static Coefficient of Friction: Dry 0. 70, Wet 0. 69. Light weight makes Comfort Scrape easy to clean and handle. Provides superior anti-fatigue properties for employee comfort and ergonomic benefits. Beveled edges for safe access. Anti-micorbial treated to guard against odors and degradation. Grease proof nitrile construction. Welding safe. Certified slip-resistant by the National Floor Safety Institute. Highly resistant to high temperatures. Recommended for use in kitchens, behind bars and wet industrial applications.