Our Martingale collars are made with high-quality nylon that is durable and easy to clean, which ensures that the collar will last for years to come. These collars are the perfect solution for dogs that have a tendency to slip out of their collars, and they are also a great tool for training dogs not to pull on their leash. With our Martingale collar, you can have peace of mind knowing your furry friend is comfortable, safe, and secure.