Dog collars are available in a wide variety of color, texture and size. You should buy choose the length of the collar before buying it. The collar length can be the dog’s neck circumference plus the space just your two fingers can go .It should not be more than that. Otherwise the dog will slip its collar. For small puppies and growing dogs go for adjustable collars. Among all the collars leather ones are the most durable ones. If your dogs need to be protected in the nights from rash drivers you can tie a Reflector collar. Anybody is fond of dressing up their pet dog. Nylon dog collars will be the best for them because they are available in a wide range of brilliant colors. Always the collars must be bought from a pet store to obtain a good quality. You can have two or three numbers so that you can change them frequently to get an attractive look at the same time durability of the collar will be more.