PetTa Grey Pink Argyle Design Pet Apparel Dog sweater for Small Medium Girl Dogs M SIZE M: neck size 11 inches, chest size 14.2 inches, body length 11.8 inches. Classic argyle design makes your dog always fashionable. Acrylic fibers material makes your furry friends warm in cold days, and you can easily take care of the sweater. Machine washable with similar color, tumble dry. Fit for small and medium dogs. But please choose the right sizes according to the size chart above.