Alfie Pet by Petoga Couture - Hollis Solid Color Polo Shirt Please note that this listing is for size Medium. Best fit neck girth: 11", breast girth: 16", and body length: 11". If the dog has a stout build, select one size larger If you are looking for a great fitting polo shirt for your dog, this is the shirt you want! Soft and cool and comfortable enough to wear all day in any season! Machine wash in cold water on gentle cycle. Line dry Perfect for everyday walk and weekend party, or just making your pet look its best