Fi Compatible 3/3+ BioThane® Collar With Personalized Nameplate UV biothane martingale buckle Send us an email to

Send us an email to request a specific length

We believe screws are the most durable as the threads are tightened & reinforced to ensure your lead will never come apart

Reinforced with heavy duty screws at all stress points to ensure for the strongest hold

Due to the space needed for the fi device & handle

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 Compatible 3/3+ BioThane® Collar With Personalized Nameplate UV biothane martingale buckle Send us an email toTake your dog on any adventure with confidence, thanks to BioThane the 100% waterproof, dirt proof, and adventure proof material. Whether your dog loves to swim, hike, surf, or play in the mud, our BioThane gear is designed to keep up with your dog's active lifestyle. With a range of colors to choose from, you can find the perfect collar to match your dog's personality. Constructed with authenic BioThane in either 3 4", 1" or 1. 5" width 100%