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Collar Size Chart

Neck is what matters — weight is a guide only.

SizeNeck(in)(cm)Weight(lbs)(kg)Common breeds
Cat (One Size) 8–12" 20–31 cm5–22 lbs 2–10 kg

Kittens (5+ months) & adult cats

Extra Small (XS) 8–12" 20–31 cm5–12 lbs 2–6 kg
  • Chihuahua
  • Shih Tzu
  • Maltese
  • Yorkshire Terrier
  • Cockapoo (Miniature)
  • Jack Russell Terrier
  • Whippet
  • American Eskimo (Miniature)
  • American Eskimo (Toy)
  • Border Terrier
  • Cavalier King Charles Spaniel
  • Chinese Crested
  • Cockapoo (Toy)
  • Dachshund (Mini)
  • Greyhound Italian
  • Havanese
  • Labradoodle (Miniature)
  • Maltese (Teacup)
  • Miniature Pinscher
  • Papillon
  • Pharoah Hound
  • Pomeranian
  • Pomeranian (Teacup)
  • Poodle (Teacup)
  • Poodle (Toy)
  • Schipperke
  • Shichon
  • Silky Terrier
Small (S) 10–15" 25–39 cm10–25 lbs 4–12 kg
  • Shiba Inu
  • Chihuahua
  • Bulldog (French)
  • Shih Tzu
  • Beagle
  • Australian Shepherd (Miniature)
  • Poodle (Miniature)
  • Goldendoodle (Miniature)
  • Pug
  • Schnauzer (Miniature)
  • American Eskimo (Standard)
  • Cockapoo (Miniature)
  • Dachshund (Standard)
  • Jack Russell Terrier
  • Rat Terrier
  • Saluki
  • Shetland Sheep Dog “Sheltie”
  • Whippet
  • American Eskimo (Miniature)
  • Basenji
  • Border Terrier
  • Boston Terrier
  • Boykin Spaniel
  • Brittany Spaniel
  • Cairn Terrier
  • Cavalier King Charles Spaniel
  • Cockapoo (Toy)
  • Cocker Spaniel
  • Dachshund (Mini)
  • Fox Terrier
  • Havanese
  • Labradoodle (Miniature)
  • Lhasa Apso
  • Papillon
  • Pekingese
  • Pharoah Hound
  • Pomeranian
  • Poodle (Standard)
  • Puggle
  • Schipperke
  • Shichon
  • Silky Terrier
  • Tibetan Terrier
  • West Highland Terrier
Medium (M) 13–20" 33–51 cm20–55 lbs 9–25 kg
  • Shiba Inu
  • Corgi
  • Husky
  • Bulldog (French)
  • Shih Tzu
  • Beagle
  • Pit Bull
  • Australian Shepherd (Miniature)
  • Poodle (Miniature)
  • Boxer
  • Goldendoodle (Miniature)
  • Pug
  • Schnauzer (Miniature)
  • American Eskimo (Standard)
  • Belgian Malinois
  • Bichon Frise
  • Border Collie
  • Collie
  • Dachshund (Standard)
  • Golden Retriever
  • Rat Terrier
  • Saluki
  • Shetland Sheep Dog “Sheltie”
  • Wheaten Terrier
  • Afghan Hound
  • Airedale Terrier
  • Australian Cattle Dog (Blue Heeler)
  • Australian Kelpie
  • Australian Shepherd
  • Basenji
  • Basset Hound
  • Bedlington Terrier
  • Boston Terrier
  • Boykin Spaniel
  • Brittany Spaniel
  • Bull Terrier
  • Cairn Terrier
  • Cockapoo (Standard)
  • Cocker Spaniel
  • Dalmatian
  • Fox Terrier
  • German Shorthaired Pointer
  • Goldendoodle (Standard)
  • Greyhound
  • Irish Setter
  • Irish Terrier
  • Japanese Spitz
  • Labradoodle (Medium)
  • Labradoodle (Standard)
  • Lhasa Apso
  • Louisiana Catahoula Leopard
  • Lurcher
  • Pekingese
  • Poodle (Standard)
  • Portuguese Water Dog
  • Puggle
  • Samoyed
  • Schnauzer (Standard)
  • Scottish Terrier
  • Shar Pei
  • Springer Spaniel
  • Tibetan Terrier
  • Vizsla
  • Weimaraner
  • West Highland Terrier
  • Wirehaired Pointing Griffon
Large (L) 16–26" 40–67 cm55–120 lbs 24–55 kg
  • Husky
  • Labrador Retriever
  • Pit Bull
  • Boxer
  • Belgian Malinois
  • Bernese Mountain Dog
  • Bichon Frise
  • Bloodhound
  • Border Collie
  • Bulldog (American)
  • Bulldog (English)
  • Cane Corso
  • Collie
  • German Shepherd
  • Golden Retriever
  • Saluki
  • Wheaten Terrier
  • Afghan Hound
  • Airedale Terrier
  • Akita
  • American Indian Dog
  • American Staffordshire Terrier
  • Australian Cattle Dog (Blue Heeler)
  • Australian Shepherd
  • Basset Hound
  • Bedlington Terrier
  • Black and Tan Coonhound
  • Bouvier des Flandres
  • Boykin Spaniel
  • Bull Terrier
  • Bullmastiff
  • Caucasian Shepherd
  • Chow
  • Cockapoo (Standard)
  • Dalmatian
  • Doberman Pinscher
  • Dogo Argentino
  • English Setter
  • Flat-Coated Retriever
  • German Shorthaired Pointer
  • Goldendoodle (Standard)
  • Great Dane
  • Greyhound
  • Huntaway
  • Irish Setter
  • Irish Terrier
  • Irish Wolf Hound
  • Japanese Spitz
  • Labradoodle (Medium)
  • Labradoodle (Standard)
  • Leonberger
  • Louisiana Catahoula Leopard
  • Lurcher
  • Malamute
  • Old English Sheepdog
  • Portuguese Water Dog
  • Rhodesian Ridgeback
  • Samoyed
  • Schnauzer (Giant)
  • Schnauzer (Standard)
  • Shar Pei
  • Springer Spaniel
  • Staffordshire Bull Terrier
  • Vizsla
  • Weimaraner
  • Wirehaired Pointing Griffon

In between sizes? We recommend sizing up. Measuring your pet is always the most accurate way to choose.

Cat collars are one-size fits most.

How to measure

Neck

Wrap a soft tape around the neck where the collar sits, snug but not tight — you should be able to slip two fingers underneath.

No tape measure?

Use a piece of string, mark where it meets, then lay it flat against a ruler.

See the full sizing guide →