The Royer 8604FLX Airflow is the ultimate fusion of innovation and practicality for demanding professionals. With a convenient zipper for easy on-and-off|this metal-free boot is designed to provide exceptional lightweight comfort. The waterproof AIRFLOW membrane ensures your feet stay dry|while the flexible FLX rubber sole provides outstanding freedom of movement. Designed for environments where safety|performance|and comfort are a must|the 8604FLX is the perfect choice for hardworking professionals.