International Size Breed of reference
XXS Toy Poodle [Neck 6.7"]
XS Chihuahua [Neck 7.9 "]
S Yorkshire [Neck 9.1"]
M Maltese [Neck 10.6"]
L Pechinese [Neck 12.2"]
XL Fox Terrier [Neck 13.4"]
XXL Beagle [Neck 15.4"]
XXXL Dalmation [Neck 16.9 "]
4XL Boxer [Neck 18.5"]
5XL Labrador [Neck 20.5"]
6XL Bloodhound [Neck 23.6"]
The conversions featured in this size chart are approximate.
If you are already familiar with the designer's fit, order the size you normally wear.