Herm Sprenger Curagon Collars

This ULTRA-PLUS Training prong collar is a classic version for professional dog training.  The CUROGAN finish means this dog collar is nickel-free and rust proof. It is a great choice for dog’s that typically experience discoloration or reactions from other collar materials.  Please note: This ULTRA-PLUS Training Collar features a 2-ring design.  The ULTRA-PLUS Training Collar Size Suggestions:  For dogs up to 33 lbs  16 Inch (2.5 mm) For dogs up to 66 lbs  23 Inch (3.2 mm) For dogs up to 77 lbs  25 Inch (4 mm)