This dog collar is made of high strength chrome plated stainless steel, this durable collar has a rust-free and water-resistant construction that will provide years of use. You can add or remove individual chains on the dog's pinch collar as needed to fit your dog's neck. Before you buy, please measure the top of the dog's neckThis Style Collar evenly applies pressure compared to sudden jerk and Impact of chains or relentless pressure of flat collars, which makes getting your dog to obey much safer and easier.Walking your dogs can be tough when they're constantly pulling on the leash or barking at passers-by.M.C.works dogs Prong Collar will be the best tool to communicate with your puppy, which mimics the correction that a mother dog naturally gives to puppies, making it easier for them to understand when their behavior is unacceptable. Easily Correct Your Dogs Behavior.Are you struggled with your dog getting over excited on walks? There is no need to get mad at your dog or punish it. All you need is to pull the steady dog training collar and the dog will immediately stop its naughty behavior. Collar spreads pressure naturally to mimic mother dog carrying her pups.Whether your pet is a Pitbull, a German Shepherd, a Beagle, or a Bulldog, our collar is suitable for all size of breed,Three different size meets your different needs, suitable for small, medium, large and extra-large dogs. Product Description The latest triangular buckle provides maximum protection for your dog during training The connection is surrounded by two layers of stainless steel, which is not easy to fall off Stainless steel, can be attached to the training leash