PREMIUM MATERIAL: The metal dog collar has good hardness, load-bearing capacity, durability and rust resistance, and can withstand bites from large dogs; please note that the sweat of the dog will affect the appearance of the chain Suitable size: each small ring of a metal dog collar measures approx. 3mm in diameter, the total length of the chain is approx. 55cm / 21.6inch, suitable for medium to large dogs, but please confirm your dog’s neck circumference before purchasing Safe and Firm: The metal dog ring has strong solder points, not easy to break, smooth surface and edge, will not pull pet hair or hurt pets. MULTIPLE APPLICATIONS: This metal dog collar has good luster, it can decorate your dog, make your dog beautiful and cool, and also can be used to train your dog and correct bad behavior, for example, training your dog Do not walk around.