These Irish Setter Work boots (a division of Red Wing Shoes) meet ASTM F2413 standards, they're waterproof and built to be lightweight and flexible. Model: 83618 Height: 6-inches (covers the ankle) Upper: Full grain leather Ultra Dry™ waterproof membrane Footbed: Removable polyurethane Construction: Direct Attach (built like a sneaker) PU V-Grip Out sole - Direct attach design enhances underfoot comfort and flexibility Meets or exceeds the ASTM F-2413 standards for impact and compression. C/75, I/75 and it is Electrical Hazard-rated (EH Rated).