2.0"Wide Cool Sharp Spiked Studded Leather Dog Collars for Pitbull Mastiff Bully Type:Cool spiked studded dog collars Material: PU leather,metal spikes Colors: Black/Red/White/Pink Leopard Spikes:2 colors,Red/Black Sharp Decorative Spiked on the collar, make your dogs look cool and stylish Heavy Duty buckle and a D-ring, easily attach to your dog leash 5 holes adjustment Package:1pcs cool dog collar We also offer wholesale and dropshipping service :Didog Factory:Didog Size Neck adjust Width S 15-18"(38-46 cm) 2.0"(5.0 cm) M 17-20"(43-51 cm) 2.0"(5.0 cm) L 19-22"(48-56 cm) 2.0"(5.0 cm) XL 21-24"(53-61 cm) 2.0"(5.0 cm) Fit For: Medium Large Breeds, especially Pit bull ,Mastiff ,Boxer,Terrier,Husky,Great Dane,Doberman,HeavyFrench Bulldog,Rottweiler,Bulldog,Labrador,German Shepherd,Alaskan Malamute and other medium large dogs Note :Please measure the neck size of your dog before ordering,It is very important