Sizing Chart

Size Neck
Circumference
Appropriate Breeds
Petite 3/8" 5" - 8" Yorkies, Toy Poodles, Chihuahuas, etc.
Small 3/8" 8" - 12" Miniature Poodles, Miniature Schnauzers, Lhasas, etc.
Small 3/4" 8" - 12" Beagles, Basenjis, Jack Russells, Whippets, etc.
Medium 3/4" 10" - 16" Springers, Goldens, Boxers, Greyhounds, Dalmatians, Dobermans, etc.
Medium 1" 10" - 16" Stronger and/or thicker necked of above breeds.
Large 3/4" 14" - 20" Labs, Akitas, Shepherds, Rotties, etc.
Large 1" 14" - 20" Stronger and/or thicker necked of above breeds.
X-Large 1" 18" - 28" Mastiffs, Newfoundlands, etc.