Extreme-Protection Work Boot. Safety Matters! Provides the ultimate steel-toe protection and all-day comfort! Patent-pending external Flex-Tipped Deflective Metatarsal Plate. 3-D Moulded 70° Semi-Rigid Internal Metatarsal Impact-Resistance Plate. Full-foot CSA approved non-metallic puncture-resistant sub-sole. ANSI rated steel toe for safety. Meets ASTM requirements. Rigid triple-layer toe and heel reinforcements. Orange treatments to indicate safety. Double achilles heel and instep reinforcement for comfort and protection. Solid rubber, long-wearing oil-resistant outsole for traction and durability. Removable molded EVA sock liner and steal shank for added arch support. Features unisex sizing.