Why It’s Different: Certified Fi Partner — Built for flawless Series 3/3+ integration and approved by Fi for proper contact and function. Refined Strength — Reinforced stitching and rose gold hardware offer elegant control — built to handle dogs up to 150+ lbs without sacrificing style. Lined with Luxe Vegan Suede — Soft against your dog’s neck, this premium lining delivers all-day comfort with a refined finish. Signature Embroidery — Dogistry’s design DNA in every stitch