S3, safety boot, durable textile, black, durable PU/PU outsole, black/blue (color code: 1022) or black/grey (color code: 1012), fiberglass toe cap, puncture-resistant textile midsole, metal-free, high-quality COMFORT STEP insole, ergonomically shaped, modern design, best possible slip resistance (SR), width 11, well-padded shaft for best possible support and comfort, heel lining for easy on and off as well as heel reinforcement made of robust microfiber, additional scuff cap, DGUV Rule 112-191 certified, ESD-capable Type Article Version Safety boot Color name black / grey Gender Unisex Size (D) 45.0 Main color black Sole material Polyurethane (PU) Secondary color grey Safety level S3 Closure system Lacing