ECO 1" Adjustable BioThane Martingale

ECO 1" Adjustable BioThane® Martingale Collar Maximum Control. Minimal Nonsense. The ECO BioThane Martingale Collar is built for dogs who need added guidance without sacrificing comfort, flexibility, or durability. Clean in design and highly adaptable, this collar provides controlled feedback without the feel of a full slip—ideal for training, everyday walks, and dogs between sizes. Made from 1" Adjustable BioThane, the ECO Martingale is waterproof, odor-resistant, and designed to hold up through real-world use in all conditions. Beyond the DonationEvery Bolder K9 purchase supports our Beyond the Donation program, where we go beyond traditional giving by combining financial support with hands-on volunteer work for dogs and their people.Learn more → Why the ECO Martingale Works Martingale Design Tightens just enough for improved control Prevents backing out without constant pressure Great alternative to full slip collars Extended Fit Range Covers more sizes with fewer collar