! Do not forget, that from that, how carefully and correctly you will take measurements, depends on the comfort of your pet. !

For a goat collar (kid, goat) the neck is measured at its widest point (pink line).

For a regular dog collar, measure the neck at its narrowest point.

For a martingale collar (semi-pressures) the neck is measured in the narrowest place (blue line) and the girth of the head at its widest point (green line).

For a collar for an address book, the dog's neck is measured at its widest point.