Adjustable: Training collar with a bump suitable for all types of small, medium and large dogs, you can add or remove individual rings of the collar as needed to fit your dog's neck. Use: drag the dog training collar and the dog will stop immediately, the fissure collar is great to train aggressive dogs that are difficult to deal with. Additional non -sharp rubber ends on all equipment can prevent damage to your dog's safe neck: the dog's collar chocolate is soft and round to ensure that no harm to your pet is caused while ensuring much lower clouds while walking. Designed to correct equal pressure along the dog's neck to protect the trachea and other sensitive areas. Ease of control: The gentle and fixed clouds allow the collar to communicate with the dog you want; Uses chocolate to correct cute.