SIZE 1:
 
Measurement 1
Round the ribs      40-50cm
 
Measurement 2
Round the neck    31cm         
(remember this is approximately from from the middle of the chest - the breastbone, round the neck by the shoulders, back to the middle of the chest and is a guide only)
 
 
SIZE 3:
 
Measurement 1
Round the ribs      60-70cm
 
Measurement 2
Round the neck    43cm         
(remember this is approximately from from the middle of the chest - the breastbone, round the neck by the shoulders, back to the middle of the chest and is a guide only)