Please check the size chart below before your purchase. Measuring your dog's actual sizes yourself according to the guide is highly recommended. The chest girth is important data for this dog coat, please note WATERPROOF BREATHABLE - Made of high quality material with water-repellent coating, the winter dog coat keeps your dog dry and the dogs feel comfortable to be outside even in rainy days Warm, Durable Lightweight - Strong plush lined dog winter coat that keeps dogs warm during cold days. These dog coats weigh between 178-330g depending on size No Limits to Walking - The vest design gives more space for your dog and there are no limits to his walking and running Easy to Wear and Wear - Velcro makes it easier to wear the coat on your dog. And the velcro won't scratch the dogs' hair