Waterproof Rubber or PVC Upper: The boots are made from high-quality waterproof rubber or PVC material that provides a solid barrier against rain, mud, and water, ensuring your feet stay dry. These materials are durable, flexible, and offer excellent weather resistance for outdoor conditions.Lightweight & Flexible: The upper is designed to be lightweight, reducing foot fatigue, and is flexible, allowing you to move freely while walking or standing for long periods.Smooth Finish: The surface of the boot is typically smooth, making it easy to wipe off dirt or water after use, maintaining its sleek appearance.