Size | Chest | Manufacturer's Recommended Sizing By Breed |
XX-Small | 13" | Toy Poodle, Pomeranian |
X-Small | 15" | Chihuahua, Yorkshire Terrier |
Small | 16" | Jack Russell Terrier, French Bulldog |
S/M | 19" | Pug, West Highland Terrier |
Medium | 22" | Beagle, Boston Terrier |
Large | 28" | Boxer, Labrador Retriever |