MelkTemn Professional Dog Bite Training Set Dog Bite Arm Sleeve with Whip Agitation Stick for Dogs Training Protection Biting Sleeve for Pitbull German Shepherd Puppy Biting PlayingFOR TRAINING OR GAME: Designed for puppy young dogs, 12 months old and younger work dogs ,entry level dog training, such as Malinois Police K9 German Shepherd Mastiff and so on. The wide surface of sleeve encourages puppies to open their mouths and take a full bite. DOUBLE USE: The inner sleeve can be used with the biting outer part during training. The biting outer part can also be used separately, such as a biting pillow. The inside handle is