| Size | Pet Weight | Recommended Breeds |
| M | Under 15kg | French Bulldog, Jack Russell Terrier, Cocker Spaniel, Beagle, Staffordshire Bull Terrier (or similar) |
| L | Under 20kg | Airedale Terrier, Staffy Terrier, Basenji, Beagle, Golden Cocker, Bulldog (or similar) |
| 2XL | Over 20kg | German Shepherd, Great Dane, Alaskan Malamute, Irish Wolfhound, Labrador Retriever, Boxer, Doberman Pinscher, Old English Sheepdog, Greyhound (or similar) |
