For most Greyhound dog owners, it is important to make sure your pup has a collar. Specially because Whippets head is the same width as their neck and a regular dog collar would slip over their heads. However, there are many types of Whippet dog collars. So which one you should purchase?If you happen to own a Whippet, there are specific types of collars designed for this breed. These pups are graceful but powerful greyhounds. They are also one of the oldest but fastest canine breeds. These dogs are distinguished by their long necks that are generally bigger than their heads. This is why this sighthound breed requires special types of collars when putting them on a leash. This variety of sighthound collars are specifically designed for their build. This website explains the different types of hound collars that are available for your canine. Source: For The Love of Dogs Australia