ECO 1" Adjustable BioThane Martingale

ECO 1" Adjustable BioThane Martingale Collar Maximum control. Minimal nonsense. The ECO Martingale is our cleanest, most adaptable collar yet—built for dogs who need a little extra guidance without compromising comfort or strength. Whether you’re training on leash or just want more security without a full slip, this collar locks in where it counts and adjusts like a dream. Made from genuine 1" Adjustable BioThane®, it’s waterproof, stink-proof, and built to outlast whatever your dog drags it through. Why it works: Martingale Design – Tightens just enough for better control. Extended Fit Range – Covers more sizes with fewer collars. Great for growing dogs, fosters, or those in-between neck sizes. Genuine 1" BioThane® – Stays flexible in cold, handles wet like a pro, and wipes clean in seconds. Three Buckle Options: DuraPlastic – Light and simple. ALU-FLEX® – Aluminum-polymer hybrid for strength without bulk. ALU-MAX® – Full metal for serious durability. Size Guide: S: 14 -