Luxury Chrome-Plated Training Collar – Adjustable for Effective and Safe Behavior Correction Our premium training collar measures 20inches (50.8 cm) in length with a 3.0 mm wire gauge, designed for dogs with neck sizes up to 18 inches (45 cm). The collar's modular link design allows easy adjustment by adding or removing links (extra links sold separately) to ensure a secure, comfortable fit. Key Benefits: Smooth-Link Design with Dual O-Rings—Distributes pressure evenly across the neck for better control without causing harm, while ensuring a secure leash connection. Adjustable Chrome-Plated Steel Links—You can customize the fit to accommodate growth or seasonal coat changes. Rounded Tips with Protective Covers—Help prevent irritation and provide added comfort and safety during use. Optional Sleek Covers—Choose from stylish black or blue covers to discreetly conceal training features and enhance appearance. Reflective Trim—Boosts visibility during early morning or evening walks for added safety. Designed with pet wellness in mind, this collar is intended to support gentle guidance during leash training. When used properly and under supervision, it offers a safe and reliable way to help reinforce desired walking behavior. For extra peace of mind, we recommend pairing with a secondary backup collar during training. Crafted from high-quality chrome-plated steel, this collar delivers durability, comfort, and control—ideal for responsible pet owners and trainers.