Puppy-league Genuine Leather Pet Dog Anti-bark Muzzle Bullet Nail Pin Design for Small & Medium Breeds, Adjustable Strap Condition: 100% Brand new high quality genuine leather. Muzzle Diameter: Approx. 6-8cm / 2.36-3.15inch. Suitable for small & medium breeds, adjustable strap with buckle. Punk bullet spike design, easy to put on. Quality Guarantee, Strong, durable, pliable, comfortable dog anti-bark muzzle.