Hamilton makes quality pet collars, leashes, and harnesses that every pet owner can rely on. At A1 Pet Supplies, our selection of Hamilton pet supplies includes many quality options to suit your furry friend. We have pet collars made from premium materials for everyday wear. You can choose from many different colors to satisfy your tastes. Our pet leashes come in various lengths and feature secure clasps to attach to collars. We also carry pet harnesses that are easily adjustable and provide more comfort for your pet during your walks.