Genuine 1.75" Wide Thick Leather Studded Dog Collar. Fits 21.5"-26" Neck, XLarge Breeds Bullmastiff Strong and durable 3/16" thick real leather. Light, elegant and not stif. Double pin buckle, nickel-plated hardware and heavy duty D-ring. Contrast color thick waxed thread stitching. Overall length 29", will fit 21.5"-26" neck. 1.75" wide double layer gnuine leather 4 metal enforced adjustment holes