Fi Compatible 3/3+ BioThane® Collar With Personalized Buckle BioThane Martingale 5" buckle collar from our

5" buckle collar from our shop

featuring plastic strap adjusters that keep them lightweight and allow your pup to move freely and easily

The in-line fi style (Only available for 3/4" and 1" collar widths) is where the end links are attached inline with the collar band

Fi recommends the in-line design worn around your dog’s neck

BioThane® is flexible

Fi Compatible 3/3+ BioThane® Collar With Personalized Buckle BioThane Martingale 5" buckle collar from ourThese Fi 3 3+ Compatible BioThane collars come with a personalized buckle. With this feature you can personalize your pet's collar by adding their name and contact information, giving you peace of mind that they will be easily identifiable if they ever wander off. Constructed with standard beta BioThane in either 3 4", 1" or 1. 5" width 100% waterproof, anti microbial, & durable making them perfect for any adventure from sea to summit Adjustable Fit: