Our high-Quality Guardian Gear™ Prong Collars are Chrome-Plated for Durability & Feature Smooth Rounded Edges and Removable Rubber Tips on Prongs to Prevent Injury. These Great Training Aids Provide a Heavy-Duty yet Safe Alternative to Standard Choke Chains. Ruggedly Constructed of Eelectronically Welded Steel for Added Strength. GUARANTEED Not to Rust, Tarnish or Break!