Size	Fits Length	Fits Necks	Fits Chests
XX-Small	Up to 6"	6" - 8"	7" - 9"
X-Small	6" - 8"	8" - 11"	9" - 12"
Small	8" - 12"	11" - 14"	12" - 16"
Medium	12" - 16"	12" - 17"	16" - 19"
Large	16" - 20"	16" - 20"	19" - 22"
X-Large	20" - 24"	20" - 24"	20" - 24"

 

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:

XX-Small: Teacup and dogs under 5 lbs

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