Zack & Zoey Thermal Lined Pet Jacket - Chive Thermal lined dog jacket will keep dogs warm on the coldest of days Features a quilted nylon shell with velcro closures and an inner sherpa lining for extra comfort A core thermal layer inside that reflects body heat and keeps them warm and dry on the coldest days Made of 100 percent polyester; available in medium size and chive color Measures 12-inch length by 11-1/2-inch width by 3-inch height