No Tug Easy Lead Dog Puppy Collar by Prime Pet Source - Red Prime Pet Source No Tug Easy Lead Collar provides an easier walking experience for your dog but allowing you to guide your dog's head as a whole instead of the damaging effects of a pulling on your dog's neck Light reflective lining on the collar ensures your dog is seen day or night Gives you control while walking by allowing you to guide your dog's head as a whole instead of the damaging effects of just pulling on your dog's neck Nose loop is not a muzzle, it applies slight pressure to control aggressive behaviors instead of completely taking away your dog's use of mouth Maximum Snout Girth is 14.5 inches | 13.75-16.5 Neck Girth