Basic vest for daily wear,machine washable and dry. Not easy to fade, versatile stretchy,Great for dog pajamas also, comfy and warm. Elastic design helps to keep the shirt snug, perfect for everydays wear, parties and photos. Perfect for walking,jogging Keeps pet safe and easy to spot, Durable,comfortable,warm enough,easy to wear and clean. This shirt design is great for small dogs; Asian Size is one or two larger than US size, please purchase according to the size chart.