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.
XX-Small size measures 8" in length
X-Small size measures 10" in length
Small size measures 12" in length
Small/Medium size measures 14" in length
Medium size measures 16" in length
Large size measures 20" in length
X-Large size measures 24" in length
Recommended Sizing By Breed
Teacup Dogs Under 5 lbs.
XX-Small Toy Poodle, Pomeranian
X-Small Chihuahua, Yorkshire Terrier
Small Jack Russell Terrier, French Bulldog
Small/Medium Pug, West Highland Terrier
Medium Beagle, Boston Terrier
Large Boxer, Labrador Retriever
X-Large Golden Retriever, German Shepherd
XX-Large Mastiff, Great Dane