Herm Sprenger Curogan Fursaver Collar 4MM Curogan is a copper tin alloy with a high copper portion and some additives to make the material strong, but without any nickel. Curogan will avoid discoloration of light colored coats on most dogs. Also, the fact that Curogan is absolutely free of nickel will benefit sensitive dogs that show allergic reactions to nickel.
Herm Sprenger name means quality, we stock only quality Herm Sprenger Collars. Whether you are a avid trainer or just want a quality collar for your pet, Herm Sprenger line of collars has everything you need. For many years top trainers have relied on Herm Sprenger quality
**Please note that measurements are from end of ring to end of ring
Herm Sprenger Brass Fursaver Collar