Rock Fall RF120 TeslaDRI Waterproof Safety Trainer Boot ESD S3The RF120 TeslaDRI is a breathtakingly lightweight and highly appealing groundbreaking midcut safety boot that has been designed to be sustainable to its core. It features recycled plastic bottle upper, webbing and lace materials that are durability rated, including an Activ Tex Waterproof membrane that is breathable, tested for 8 hours and also contains 60% recycled content. We say groundbreaking due to the eco credentials that bring no compromise to