Lounge in comfort wearing the Timberland Chillberg Mid Side-Zip Waterproof Insulated Boot. It has a rugged exterior for a sleek and stylish silhouette. The side zip of the boot allows for easy wearing and take off. It is made with waterproof materials to maintain a dry and fresh internal environment. Featuring a waterproof membrane, this boot wicks away excess moisture to give you a breathable and airy wear. With 200 grams of PrimaLoft insulation, your foot remains warm and cozy in chilly weather conditions. With a durable Green Rubber outsole provided, you get a firm grip on wet, slippery surfaces.