Material: Durable polyester vests with nylon lining

See the Sizing Info tab for more product details.

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.

Size	Length
X-Small	10"
Small	12"
Medium	16"
Large	20"
X-Large	24"
XX-Large	30"

Recommended sizing by breed:

Teacup: Dogs under 5 lbs
XX-Small: Chihuahua, Chinese Crested, Pomeranian, Toy Poodle
X-Small: Brussels Griffon, English Toy Spaniel, Maltese, Miniature Dachshund, Norfolk Terrier, Papillon, Yorkshire Terrier
Small: Austrialian Terrier, Border Terrier, Boston Terrier, French Bulldog, Miniature Pinscher, Miniature Poodle, Pekingnese, Pug, Shih Tzu, Silky Terrier, West Highland Terrier
Medium: Beagle, Bichon Frise, Brittany Spaniel, Cairn Terrier, Cocker Spaniel, Corgi, Jack Russell Terrier, Lhasa Apso, Scottish Terrier
Large: Australian Shepherd, Border Collie, Bulldog, Dalmatian, Standard Schnauzer
X-Large: Doberman Pinscher, German Shepherd, Golden Retriever, Labrador Retriever, Rottweiler