It does to matter if you use chain pup collars or any other dog training collars, you can choke your pet if it is misused. More often than not, these grooming tools are designed with a buckle, O-ring, D-ring, and martingale collar. With any of the wide array of options, you can simply adjust them to give him some allowance. In the end, you know that you will not choke or strangulate your pet.