Spiked Studded Leather Dog Collar, Wide, Padded, Double-Ply, 26" x 2", Black, Leather (Amsterdam) Rottweiler, Cane Corso Multi lined chrome plated spikes collar. Made of very soft genuine cowhide leather. For any breed with a neck size between 20"- 24": Rottweiler, Corso & similar breeds Constructed with a centre d-ring for maximum control and exposure. For the real connoisseur, your dog will be walking with their head and tail up in the air.