Back: Measure length of pet’s back from the base of the neck to the base of the tail. See below for estimating by breed.
Neck: Measure the circumference of pet’s neck for a snug fit. No need to add inches as you would with a collar.
Chest/Girth: Measure girth around the broadest part of the chest and add 2”.
Note: If the dog has a stout build, select one size larger.
Recommended sizing by breed:
X-Small: Australian Terrier, Chihuahua, Pomeranian, Toy Poodle, Yorkshire Terrier
Small: Boston Terrier, Jack Russell Terrier, Maltese, Pug, Silky Terrier
Medium: Bichon Frise, Beagle, Cocker Spaniel, Corgi, Scottish Terrier
Large: Brittany Spaniel, Bulldog, Collie, Schnauzer, Springer Spaniel
X-Large: Doberman Pinscher, German Shepherd, Golden Retriever, Labrador Retriever, Rottweiler
XX-Large: Irish Wolfhound, Great Dane, Mastiff, Newfoundland, St. Bernard
| Size |
Length |
Fits Neck |
Fits Chest |
| XS |
Up to 8" |
10-16" |
17-22" |
| S |
8-12" |
12-18" |
22-26" |
| M |
12-16" |
14-21" |
26-30" |
| L |
16-20" |
16-23" |
30-34" |
| XL |
20-24" |
18-24" |
34-38" |
| XXL |
24-30" |
18-24" |
38-44" |