This is our economy least expensive mudflap. These flaps are thinner and molded from natural rubber and reinforced with Small Fibers. This flap has a High tear strength! Look for the logo! Many import chevrons are not made by Globetech and tear easy. Product Features:Hardness: 80AElongation: 200%Tensile: 4.2 MPA (609)Tear Strength: K/NR 30 (171)Spec. Gravity 1.39