You’re in the right place for breathable steel toe boots.By now you already know that, whatever you are looking for, you’re sure to find it on First Safety.we guarantee that it’s here on First Safety. The product features low power consumption. The ammonia refrigeration system used requires less primary energy compared to other commonly used refrigerants. . We aim to provide the highest quality breathable steel toe boots.for our long-term customers and we will actively cooperate with our customers to offer effective solutions and cost benefits.