DOG HEAD COLLAR Halter for the dogs head and mouth; allows gentle control of the dogs movements, the collar does not cause choking and is painless for the dog STOP PULLING IMMEDIATELY Works like a halter on a horse where the nose goes, the body will follow. Pressure is applied to the back of the neck (rather than the front) reducing the dogs willingness to pull forward Free and designed to allow your dog to drink or pant comfortably EASY TO USE Includes easy-to-follow assembly instructions and abbreviated training guide LIFETIME WARRANTY Product comes with a no-bark lifetime warranty against non-compliance with customer satisfaction; We strongly recommend that you measure your dogs muzzle before purchasing, you can find our size guide from the photo and description, or if you have any problems with the size, please feel free to contact us , buy with confidence Prevents pulling on the leash, allows control in softness No choking, no pain Allows dogs to breathe and drink normally Easily adjustable for a custom fit Quick release buckles for easy on and off