Fi Compatible Dog Collars & Bands

Mimi Green is an approved vendor for Fi-compatible dog collars! Fi collars are the smartest dog collars ever built. This collar has a GPS tracking system, escape detection, LED lighting for night visibility and is the longest lasting tracking device on the market. Pair that with Mimi Green's engraved ID collar buckles and you have the safest collar around!

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doodle in Fi Webbing dog collar
Baxter profile sewn reflective dog collar

⭐️ Fi Series 2 + Series 3 available! ⭐️


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Happy Pups Showing Off Their Fi-Compatible Dog Collars & Bands

Get The Most Out Of Your Fi Compatible Collar

How To Fit A Martingale Collar

Every dog needs a collar. Regardless of the type of dog you have, its age, [...]

How to Clean A Dog Collar – Tips & Step-by-Step Instructions

You’re here to clean your dog collar to eliminate foul odors, maintain its longevity, and [...]

Dog Collar Size Chart (Measuring & Choosing The Right Size)

  Dog Collar Sizing by Breed Pro Tip: If you’re on a computer, use Cntrl [...]

Fi Compatible Martingale Collars for Ultimate Safety & Protection

Martingale dog collars—also known as limited slip dog collars—are the ultimate solution for a no-slip dog collar. Pair that with Fi compatibility and you have the safest dog collar around!

At Mimi Green, we offer unique Fi compatible martingale collars in a variety of patterns, designs, and colors. Whether you’re looking for a Fi compatible waterproof martingale collar, a Nylon Fi compatible martingale collar, or something else, Mimi Green can help.

About Mimi Green’s Fi Compatible & Replacement Dog Collar Bands

Our collars are not only cute, but are super strong and high quality. Our nylon webbing material can withstand over 3100 lbs of pressure, and our contoured buckles are used by our military—so you know those are the best on the market! They have been pressure tested by Fi as well. Mimi Green products are also handmade in the USA right here in our studio! With numerous colors and materials to choose from, you can find an Fi dog collar band both you and your pup will love.

Custom Fi Compatible Dog Collars & Bands FAQ

What is “Fi”?

We all know that wireless technology means the absence of cables and wires for data transfer. The “Fi” part of Wi-Fi is short for “fidelity,” meaning lasting support. MimiGreen is an approved vendor of Fi-compatible dog collars. TryFi is a company that builds tech for dogs. Fi is the first tracking collar to use the LTE-M low-power, long-distance cellular network. This means you can track your dog over greater distances with many devices.

What is FI Compatible?

All of our Fi-compatible collars come with an attached set of Fi endlinks. Our collars come with everything you need except for the Fi device, which is sold separately. You can use the code MIMIGREEN20 at to save.

Why Get Your FI Compatible Collar From Mimi Green?

At Mimi Green, we’ve made a name for ourselves as the best selection of custom dog collars. Your pup will turn heads by sporting our cool Fi-compatible collars that are truly one-of-a-kind. Now we know that you’re not only looking for style. The good news is that our collars are low maintenance. They won’t fade or stink and will keep your pup safe at night.

The Fi GPS tracker and our webbing and engraving options make a powerful combination. It will come with all of your dog's contact information engraved right on the buckle. Our laser-engraved buckles are chew-proof meaning your dog’s info cannot be chewed and will last as long as they are wearing their collar.

How do I clean a Fi compatible dog collar?

If you own a dog, it is important you know how to clean their Fi compatible dog collar properly. For step-by-step instructions on how to clean your dog’s custom Fi collar, check out our blog.

How do I find the right size Fi dog collar band for my dog?

Fi compatible dog collars only keep your dog safe and protected if they fit properly. To learn more about how to find the right size Fi collar for your dog, check out our blog.

Are there accessories I can add to my custom Fi dog collar?

Absolutely! Check out our dog bow ties, dog collar flowers and more!

How long does it take to receive my Fi compatible dog collar?

Fi compatible dog collars are made to order, so please allow 4-10 business days to create your order. If you need your Fi dog collar sooner, please let us know in the notes section and we will try to get it to you sooner.