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Thin Blue Line K9 Pin


  • Supports Vested Interest in K9s
  • Perfect for Law Enforcement and supporters
  • 3/4" wide, chrome plated, enamel colors
  • Sturdy clutch backing
  • 15% of all profits donated

Vested Interest in K9s, Inc. is a 501c(3) non-profit whose mission is to provide bullet and stab protective vests and other assistance to dogs of Law Enforcement and related agencies throughout the country. We offer state-of-the-art bullet and stab protective vests made in the United States that provide the ultimate protection for K9s.

The new Thin Blue Line K9 design can only be found at Thin Blue Line USA. It is the perfect gift for any dog owner and police supporter. The pressed iron pin is sturdy and durable, while the enamel colors stay vivid and defined. Not only will you show your support for law enforcement, but also for all K-9's that protect and serve our nation proudly.

Each pin comes with a standard clutch back and is individually poly bagged.

Bulk pricing available. Contact us for quantities of 100+


National Law Enforcement Officers Memorial Official


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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