MATERIAL: Dog leash splitter made of chrome plating alloy chain, high quality material against rust tarnish or break. Works with all dog collars. NO TTWINING DESIGN: 360° swivel snap hooks design allows for auto adjusting when dogs criss cross, no limitation for your dogs while moving from side to side without messing the leash SECURE AND DURABLE: Heavy duty metal chain leash coupler is wear resistance, high tensile strength for durability, simple and practical, no more chewing and has extreme hardness for wear resistance, suitable for daily walking and training. CONVENIENT AND COMFORTABLE - Just attach one leash to the extra strength coupler or splitter and you can walk and control 2 dogs at once while maintaining safe control over both! Free up one of your hands and control both dogs with one leash. Life is easy. USE WIDELY: Great for hiking, camping, training, hunting, walking, explore the yard, easily teach your dog recalls outside, or more. Specifications: Material: chrome