Nomex® brand fiber is inherently flame-resistant which means its thermal protection is permanent – it cannot be washed out or worn away. Nomex® won’t melt, drip or support combustion in the air. Combined with high break strength, tear resistance and abrasion resistance properties, garments made of Nomex® brand fiber provide superior FR protection. Nomex fabric is lightweight, breathable , and inherently flame resistant. DuPont Nomex® IIIA garments are extremely durable, so they aren’t damaged by laundering. Nomex® IIIA apparel is preferred by workers in petrochemical and refinery environments, and makes a great choice for electric and gas utility workers. Click here to learn more about Bulwark Fabric Types.