Specifications:

1.0cm-- collar 120*1.0cm, chest clothe19*11.5cm, adjustable chest girth 20-38cm.

1.5cm-- collar 120*1.5cm, chest clothe25*18cm, adjustable chest girth 26-50cm.

When measuring your dog for the soft harness keep in mind that the neck is not adjustable and need to fit over your dog head.