These are several years old and worn many times. The tread & zippers are still in great condition. About this item Zip Comfort: Zip it up and you are ready to go for a casual walk in light rain Quality Upper: Full-grain leather upper is ideal for warmth and relaxation on long walks Feet Safety: Molded rubber outsole provides feet safety on slippery surfaces Built To Last: Features removable molded PU-like EVA footbed and synthetic topcover for comfort Comfortable: The heel height of 3 inches and 3/4-inch platform provide all-day wear