The NEOS Navigator 5 STABILicers® is the perfect boots for winter use in cold weather with the option of traction for ice and snow. The outsoles with 32 replaceable cleats, per pair, provides excellent traction on ice and snow. NOT to be used on hard surfaces. They come with a cleat wrench with a convenient internal pocket. They have an expandable gaiter top that can roll-out to increase boot height to 20 inches. The NEOS Navigator 5 STABILicers® has a polyester upper and 4 mm polyurethane foam insulation which add comfort and warmth. Note: Please tighten the cleats before wearing the NEOS outdoors.