Black Genuine Leather Studded Dog Collar, 1.75" Wide. Fits 18.5"-22" Neck. For Large Breeds Boxer, Bulldog, Pitbull. Very comfortable and pliable. Strong and durable. Features nickel plated double pin buckle and heavy duty D-ring. Studs make collar look really sharp. 3/16" thick quality real leather trimmed with thick waxed thread. Made to last, ideal for daily use and training. Overall length 25", 1.75" wide, will fit 18.5"-22" neck. 5 adjustment holes. Most suitable for Large breeds. Please measure dog's neck before you order.