Features:MATERIAL: Dog leash splitter made of chrome plating alloy chain, works with all dog collars.NO TANGLE: Comes with 2 durable swivel snap hooks, strong tensile resistance, flexible to link any dog collars or harness.HEAVY DUTY: Heavy duty metal chain leash coupler, simple and practical, no more chewing, suitable for daily walking and training.FOR TWO DOGS: Control both dogs with one leash and free up one of your hands Just attach one leash to the extra strength coupler, walking two dogs at a time can be easy.USE WIDELY: Great for hiking, camping, training, hunting, walking,explore the yard, easily teach your dog recalls in outside, or more.Specifications:Material: chrome plating alloyColor: silverSize: S, M, L, XLS size(W x L):about 2.5mmx40cm/0.10x15.75inchM size(W x L):about 3.0mmx50cm/0.12x19.69inchL size(W x L):about 3.5mmx60cm/0.14x23.62inchXL size(W x L):about 4.0mmx70cm/0.16x27.56inchPackage included:1pc x dog double leashNote:1. Due to the light and screen difference, the item& 039;s color may be slightly different from the pictures.2. Please allow 0.5-2 cm differences due to manual measurement.