This non-metallic boot meets ASTM F2892 electrical hazard standards for soft-toe footwear. The Georgia Boot Men's Carbo-Tec FLX Waterproof Pull-On Work Boots attaches the EVA midsole, extra-wide fiberglass Shovel Shank XL, and rubber outsole to the upper through flexible cement construction for oil, slip, abrasion, chemical, and heat resistance.