The Amblers AS721C Hurdle safety trainers offer superior protection and comfort without any metal components. They feature a 200-joule fiberglass composite toe cap and a non-metallic midsole for excellent impact and penetration resistance. These trainers are designed for lightweight wear with a low-sew, TPU bonded breathable mesh upper and a mesh collar for enhanced comfort. The cushioned, removable PU footbed with arch support provides personalized comfort, while the EVA midsole absorbs shock effectively. The durable rubber outsole is heat resistant up to 300 degrees Celsius, making them suitable for demanding environments. Key features include a metal-free design, fiberglass composite toe cap, non-metallic midsole, breathable mesh upper, comfortable mesh collar, cushioned footbed with arch support, shock-absorbing EVA midsole, and a heat-resistant outsole.