Designed to protect against cold and wet weather conditions, this product features a layer of waterproof 3mm thick Neoskin neoprene that offers excellent defense against cold and rain. It is 100% waterproof due to its taped seams. It also includes a very durable YKK zipper, with two reinforcements between the sole and the zipper, as well as in the toe area. Additionally, there is a Velcro rubber strap to ensure a secure fit.