Herm Sprenger Curogan Prong Collar

The Herm Sprenger Ultra-Plus Hypo-Allergenic Curogan Pinch Collar is made of curogan, a nickel free copper-tin-alloy. This collar is resistant to rust, anti-allergenic and anti-stain. It is recommended for dogs with sensitive skin and dogs with light coats. Over time it will antique and darken, but can be polished to bring back the original color. Available in 2.25mm (16 inch) and 3.2mm (23 inch).