Flex3 Boots provide superior resistance to animal fats, acids, oils, grease and chemicals, featuring an upper made of a special urethane/PVC compound with Elvaloy and polymeric plasticizers. A soft orange compound, shot throughout the Power-0Loc outsoles, offers excellent slip resistance on indoor surfaces. Steel shank supports arch, and removable EVA insole cushions foot. Meets or exceeds ANSI Z41 PT99 M I/75 C/75 Standards. Sold by the pair.