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Dog Harness - Thin Red Line


  • Available in sizes Small-XXXL
  • One Thin Red Line Flag Patch Included 
    • Find a second patch here
  • Safety Lock to ensure no accidental escapes
  • Premium Quality, Neoprene Lined for Comfort
  • Highly Reflective for Safety
  • Shop Leashes and K9 Products Here
  • Find the entire Patch collection Here

Our new red line dog harness is perfect for Firefighter Supporters and dog lovers. This harness is great for walking and training pets, designed to take the strain off of dogs' necks. Woven from high-strength nylon material, the dog harness is durable and lightweight, which allows you and your pet more comfort and freedom. Let your best friend show their support for the men, women, and dogs that walk the Thin Red Line!

Sizing Chart:

HARNESS SIZE CHEST GIRTH AVERAGE WEIGHT* (LBS) COMMON BREED SIZING*
Small 21"-23" 15-25 Basenji, Beagle, Bedlington Terrier, Border Collie, Boston Terrier, Corgi, Dandie Dinmont Terrier, Irish Terrier, Keeshond, Manchester Terrier, Samoyed, Schipperke, Scottish Terrier, Shiba Inu, Welsh Terrier, Wheaten Terrier.
Medium 23"-28" 25-55 American Foxhound, Australian Cattle Dog, Australian Shepherd, Canaan Dog, Standard Dachshund, French Bulldog, Glen of Imaal Terrier, Harrier, Kerry Blue Terrier, Miniature Bull Terrier, Sheltie, Sussex Spaniel.
Large 25"-31" 55-80 Airedale Terrier, American Staffordshire Terrier, Azawakh, Bull Terrier, Char-Pei, Ibizan, Plott, Pointers (most), Portuguese Water Dog, Redbone Coon Hound, Saluki, Standard Schnauzer, Sloughi, Spaniels (most), Spinone Italiano, Whippet, Afgan Hound, Akita, Belgian Sheepdog, Belgian Malinois, Borzoi, Chart Polski, Collies (most), Doberman Pinscher, English Bulldog, Galgo Espanol, German Shepherd, Greyhound, Norwegian Elkhound, Retrievers (most), Giant Schnauzer, Rodesian Ridgeback, Setters(most), Siberian Husky, Weimaraner
X-Large 29"-35" 80-130 Alaskan Malamute, Bernese Mountain Dog, Boxer, Borzoi, Briard, Bouvier des Flandres, Bull Mastiff, Dogue de Bordeaux, Great Dane, Irish Wolfhound, Leonberger, Otter Hound, Pyrenean Mastiff, Rottweiler, Spanish Mastiff.
XX-Large 32"-39" 130+ English Mastiff, Great Pyrenees, Neapoltan Mastiff, Newfoundland, Perro de Presa Canario, St. Bernard, Tosa Inu-Tosa Ken.
XXX-Large
39"+ 140+
Scottish Deerhound, 
Black Russian Terrier, Kuvasz, Leonberger, Labrador Razorback.

*The average weight and breed listed in these section are averages. Dogs within breeds can significantly vary in size. It is recommended to decide the best harness size based on measured Chest Girth.


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We have donated over $500,000 to causes supporting law enforcement, veterans, first responders, and more! We thank you for your continued support. Every item purchased makes a difference.





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