Leather Harness:
Small: 18-24 inches
Med: 28 - 34 inches
Large: 31 - 37 inches
XL: 38 - 45 inches
Nylon Harnesses:
XS: 9 - 15 inches
Small: 13 - 21 inches
Med: 17 - 29 inches
Large: 22 - 38 inches

Breed Collar Size  Harness Size Adult Dog Weight
  SM M LG XL SM M LG XL (Pounds)
Afghan Hound 18" 20" 23" 25" 26" 28" 30" 32" 55-66
Alaskan Malamute 21" 23" 25" 27" 32" 34" 36"   64-85
Australian Shepherd 18" 19" 20"   - - - - -
Basenji 16" 18" 19"   - - - - 21-24
Basset Hound 19" 21" 23" 25" 26" 28" 30" 32" 51
Beagle >14" 16" >18" 20" >16" 18" >20" 22" >-
Belgian Malinois >16" 18" >20"   >- - >- - >-
Belgian Sheepdog >19" 21" >23"   >- - >- - 66
Belgian Tervuren 18" 19" 20"   - - - - -
Bloodhound 21" 23" 25" 27" 32" 34" 36" 38" 99-110
Bouvier des Flandres 23" 25" 27"   - - - - 77-88
Boxer 19" 21" 23" 25" 24" 26" 28" 30" 66-70
Brussells Griffon 12" 14" 16"   16" 18" 20"   8-12
Bulldogs                  
     English 21" 23" 25" 27" 28" 30" 32"   55
     French 16" 18" 20"   - - - - 22-28
     Pit Bull 23" 25" 27"   - - - - -
Chihuahua 10" 12" 14" 16" 10" 12" 14" 16" 2-8
Chinese Crested 12" 14" 16"   - - - - Under 12
Chow Chow 21" 23" 25" 27" 26" 28" 30"   44-55
Collies                  
     Border 16" 18" 20"   - - - - 45
     Rough Coated 19" 21" 23"   26" 28" 30"   40-65
     Smooth Coated 19" 21" 23"   26" 28" 30"   40-65
Coonhounds (American)                  
     Black & Tan 19" 21" 23"   - - - - 70-85
     Bluetick 19" 21" 23"   - - - - 65-70
     Plott 19" 21" 23"   - - - - 45-65
     Redbone 19" 21" 23"   - - - - 45-65
     Treeing Walker 19" 21" 23"   - - - - 50-70
Dachshund 14" 16" 18" 20" 18" 20" 22" 24" 10-26
Dachshund (Miniature) 12" 14" 16" 18" 16" 18" 20" 22" 10-26
Dalmatian 19" 21" 23" 25" 24" 26" 28"   48-55
Doberman Pinscher 19" 21" 23" 25" 26" 28" 30" 32" 44-57
English Setter 21" 23" 25"   22" 24" 26" 28" 59-66
Foxhounds (American) 19" 21" 23"   - - - - 50-70
German Shepherd 21" 23" 25" 27" 28" 30" 32" 34" 60-85
German Pointers                  
     Shorthair 21" 23" 25" 27" 26" 28" 30"   45-70
     Wirehair 18" 20" 21"   - - - - 43-75
Golden Setter 19" 21" 23"   - - - - -
Gordon Setter 19" 21" 23" 25" 22" 24" 26"   55-75
Great Dane 23" 25" 27" 29" 30" 32" 34" 36" 120
Great Pyrenees 25" 27" 29" 31" 34" 36" 38" 40" 100-125
Greyhound (English) 18" 19" 20" 21" - - - - 65-70
Greyhound (Italian) 14" 16" 18"   16" 18" 20" 22" 5-10
Harrier 16" 18" 20" 21" - - - - -
Irish Setter 19" 21" 23" 25" 22" 24" 26"   60-70
Irish Wolfhound 21" 23" 25" 27" - - - - 90-120
Japanese Chin 12" 14" 16"   - - - - 4-13
Keeshond 21" 23" 25" 27" 30" 32" 34" 36" 40
Keeshonden 14" 16" 18"   14" 16" 18"   -
Komondor 27" 19" 31" 33" 34" 36" 38" 40" 80-135
Lhasa Apso 14" 16" 18"   16" 18" 20" 22" -
Maltese 12" 14" 16"   12" 14" 16"   4-9
Mastiff 25" 27" 29" 31" 34" 36" 38" 40" 110-130
Newfoundland 27" 29" 31" 33" 34" 36" 38" 40" 110-150
Norwegian Elkhound 21" 23" 25"   28" 30" 32" 34" 48-55
Old English Sheepdog 21" 23" 25" 27" 28" 30" 32"   -
Otter Hound 20" 21" 23"   - - - - 65-115
Pekingese 14" 16" 18"   14" 16" 18"   4-17
Pembroke Welsh Corgi 16" 18" 20"   16" 18" 20" 22" 24-28
Pharoah Hound 16" 18" 20"   - - - - 17-27
Pinscher - - -   - - - - 26-35
Pinscher (Miniature) 12" 14" 16" 18" 16" 18" 20"   6-9
Pointer 19" 21" 23" 25" 26" 28" 30" 32" 44-66
Pomeranian 12" 14" 16"   14" 16" 18"   3-7
Poodles                  
     French 16" 18" 20"   18" 20" 22"   -
     Large 18" 21" 23" 25" 18" 20" 22" 24" -
     Miniature 14" 16" 18" 20" 14" 16" 18" 20" -
     Standard 16" 18" 20" 23" 16" 18" 20" 22" 44
     Toy 12" 14" 16"   12" 14" 16"   -
Portuguese Water Dog 20" 23" 25" 27" - - - - 42-55
Pug 14" 16" 18" 20" 14" 16" 18"   14-18
Redbone 19" 21" 23"   - - - - -
Retrievers                  
     Chesapeake Bay 21" 23" 25"   26" 28" 30" 32" 65-75
     Curly Coated 19" 21" 23"   - - - - 70-80
     Golden 19" 21" 23" 25" 28" 30" 32"   60-75
     Labrador 23" 25" 27" 29" 28" 30" 32" 34" 55-75
Rottweiler 23" 25" 27" 29" - - - - 110
Russian Wolfhound                  
Saint Bernard 27" 29" 31" 33" 34" 36" 38" 40" 121-132
Saluki 18" 19" 20"   - - - - 31-55
Samoyed 19" 21" 23" 25" 26" 28" 30"   44-66
Schipperke 14" 16" 18"   - - - - 6-16
Schnauzers                  
     Giant 21" 23" 25" 27" 28" 30" 32" 34" 70-80
     Miniature 12" 14" 16" 18" 14" 16" 18" 20" 15
     Standard 16" 18" 20" 23" 20" 22" 24" 26" 33
Scottish Deerhound 18" 19" 20"   - - - - 80-110
Shar-Pei 21" 23" 25" 27" - - - - 35-55
Shetland Sheepdog 16" 18" 20" 23" 18" 20" 22" 24" -
Shih Tzu 12" 14" 16" 18" 12" 14" 16" 18" 10-16
Siberian Husky 19" 21" 23" 25" 28" 30" 32" 34" 33-60
Spaniels                  
     American Water 18" 20" 21"   22" 24" 26"   25-45
     Boykin 16" 18" 20"   20" 22" 24"   -
     Brittany 16" 18" 20"   20" 22" 24"   33
     Cocker (American) 14" 16" 18" 20" 20" 22" 24"   -
     Cocker (English) 14" 16" 18"   18" 20" 22" 24" 28-34
     Irish Water 18" 20" 21"   22" 24" 26"   55-65
     Springer (English) 16" 18" 20" 21" 20" 22" 24" 26" 49-55
     Springer (Welsh) 16" 18" 20"   20" 22" 24" 26" 35-45
     Tibetan 16" 18" 20"   20" 22" 24"   4-15
Spitz 16" 18" 20" 23" 20" 22" 24" 26" -
Terriers                  
     Airedale 19" 21" 23" 25" 24" 26" 28" 30" 45-60
     Australian 12" 14" 16"   - - - - 12-14
     Bedlington 14" 16" 18"   18" 20" 22"   17-23
     Boston 14" 16" 18" 20" 14" 16" 18" 20" 15-25
     Bull 19" 21" 23" 25" 24" 26" 28" 30" 50-60
     Cairn 12" 14" 16" 18" 16" 18" 20"   14-16
     Fox (Smooth) 14" 16" 18" 20" 18" 20" 22" 24" 16-18
     Fox (Toy) - - - - - - - - 2-7
     Fox (Wire-Haired) 16" 18" 20" 21" 18" 20" 22" 24" 16-18
     Irish 16" 18" 20" 23" 18" 20" 22" 24" 25-27
     Kerry Blue 16" 18" 20" 23" 18" 20" 22" 24" 33-40
     Manchester 12" 14" 16"   - - - - 12-22
     Manchester (Toy) 10" 12" 14"   - - - - Under 12
     Norwich 12" 14" 16"   16" 18" 20"   12
     Scottish 16" 18" 20" 23" 18" 20" 22" 24" 18-23
     Sealyham 16" 18" 20" 23" 18" 20" 22" 24" 18-25
     Silky 12" 14" 16"   10" 12" 14" 16" 8-10
     Tibetan 16" 18" 20"   - - - - 18-30
     Welsh 14" 16" 18"   14" 16" 18"   20
     West Highland   16" 18"   - - - - 15-22
     Yorkshire 10" 12" 14" 16" 10" 12" 14"   2-7
Vizsla 16" 18" 20"   - - - - 48-66
Weimaraner 19" 21" 23" 25" 26" 28" 30" 32" -
Welsh Corgi (Cardigan) 18" 19" 20"   - - - - 18-25
Welsh Corgi (Pembroke) 16" 18" 20"   16" 18" 20" 22" 17-24
Whippet 12" 14" 16"   - - - - -