Leather Brothers 1-1/4" Regular Bully Leather Dog Collar Leather Liberty Heavy Duty Collars are Traditional Leather Collars. The Bully leather line offers the most durable collars and leads on the market. Leather Liberty Heavy Duty Collars are Traditional Leather Collars. The Bully leather line offers the most durable collars and leads on the market. Leather Bully traditional collars are offered in 3/4 inch, 1 inch and 1 1/4 inch widths in a variety of lengths. Adult Dog Collar Sizing: Collars are sized from end-to-end. An 18 inch collar is 18 inches in total length. Traditional Buckle Collars: If purchasing for a specific dog, it is advised to get the dog's exact neck size and add 4 in for correct collar size. For dogs with 8in, 10in, and 12in necks, just add 2 in. THIS LISTING IS FOR THE SIZE, COLOR AND QUANTITY IN THE LISTING TITLE.