Heated Dog Coat Your dog will not mind going outside with this new Air Activated Heating Coat from Thermafur. This unique dog coat is made of 100% Polyester Barrier making the coat wind, rain and snow repellent. With the coat you will receive an 8 hour heat pax warmer. If you don''t need the full 8 hours, simply reseal a air tight container. Extra Heat Pax are available for purchase. Please refer to the size chart for the correct coat size. Don''t forget to look for other Air Activated products for Techniche.