Lastly, there are some collars specially designed for dogs with narrow heads which can slip out of a standard collar and for more timid dogs who may pull back on their collars. (onpets.com)
We notice that there is a very wide front grille which is flanked by narrow head lamps and very typical of a concept comes with large LED rings around the fog lights. (auto.ndtv.com)
An excessively narrow head is unacceptable in both types. (abra1st.com)