The Mighty Paw Martingale Training Dog Collar fixes leash pulling. It is the safer, gentler alternative to standard choke collar. Confidently put our collar on large and powerful dogs to help bad behavior, decrease aggression and teach better walking manners. Made with premium quality 304 Stainless Steel our collar is durable and won’t rust or tarnish over time. It’s also chew-proof and won’t stain Fido’s neck while wearing. Our cinch chain training collar comes in 5 size options to fit all dogs. It doesn’t matter how big or small your dog is - they’ll love getting out and walking with their person while wearing this collar!  Benefits: Heavy-duty, weather-proof and tarnish resistant stainless steel that you won’t need to replace anytime soon.   Your dog won't be able to slip out of our collar. Safe and effective training. No choking or rough training. Recommended by professional trainers!  It won’t stain your dog's neck.