Ventilated Anti-Fatigue Technology: A comfort system designed to promote air-flow for better climate control and increased comfort while offering industry-leading shock-absorption and energy return via geometrical technology that delivers all-day support and cushioning. Composite Safety Toe: Lightweight, non-metallic, asymmetrical-shaped toe cap that meets US safety standards including ASTM F2412-18a and ASTM F2413-18 I and C impact and compression safety standards. Waterproof Membrane: Delivers maximum waterproof protection and meets ASTM F1671-07 safety standard. All-Weather TPU Outsole: Specially-formulated thermoplastic urethane compound designed to maintain flexibility in variable weather conditions, providing enhanced traction on wet and frosted ice surfaces, plus slip, oil and abrasion resistance. Electrical Hazard Protection: Provides secondary underfoot protection against live electrical circuits, electrically energized conductors, parts or apparatus less than 600 volts. Meets the ASTM standards F2413 and F2892 requirements when tested to F2412.