This complete ready to wear premium ESA (Emotional Support Dog) vest features a large shield shaped support dog patch that is one of a kind. Because of its large size and bold writing this patch can be seen from a distance. The vest is made from a heavy woven cotton fabric that is breathable, durable yet flexible. * Includes one adjustable girth strap and one adjustable chest strap. ** Please Measure your dog - choose from 4 sizes. If your dog is between sizes choose the next size up.