EzyDog Leash Zero Shock Coupler 24" SHOCK ABSORBING DOUBLE DOG LEASH COUPLER AND EXTENSION - Add a Zero Shock Two Dog Leash Coupler to any award-winning EzyDog leash for added length and Dual Tangle-Free Double Dog Walking. PATENTED ZERO SHOCK TECHNOLOGY - Our patented Zero Shock Technology provides effective shock reduction, improves control, and cushions and eases the pressure for both the owner and the dog. Our shock absorbing leash coupler/extension makes your walks more enjoyable and comfortable. PATENTED SOFT TOUCH TECHNOLOGY - We use our superior 3/4" width patented high-quality soft webbing for strength, durability, and comfort so you can enjoy years of comfort, fun, and adventure with your dogs. INNOVATIVE DESIGN AND FEATURTES - The Zero Shock Coupler and Leash Extension features innovative and useful secondary Traffic Control handles for confident control when you need to keep your dogs close. STRONG AND DURABLE - We use only the best rust-proof durable stainless-steel D-rings and swivel leash clips for our rugged and durable attachment points, so you don't have to worry about the security of your dog.