Polyurethane boots, that contains millions of tiny air bubbles, making the boots lightweight and giving excellent thermal insulation. UPPER: Anatomic Polyurethane upper OUTSOLE: Easy cleaning Polyurethane outsole, dust-proof LINING: Anti-bacterial sock FOOTBED: Removable insole made with an antistatic foam with extra grip printing. Good sweat managing for extra comfort SPECIAL: Insulation -50°C -58°F SAFETY: Steel toecap and midsole CERTIFICATION: EN ISO 20345:2011 S5 CI SRC Self Cleaning Outsole Slip Resistance SRC
