Petmate Nylon Step-in Harness Petmate's Easy Step-In Dog Harness is easy to put on & take off for everyday dog walks Simply lay the harness flat on the ground & place the dog's front paws through the "Left" side opening, then place "Right" paw through & then click the clasp shut The easy step-in design & easy to use plastic adjustable slides are ideal for squirmy pets Harnesses reduce stress, allowing weight to be distributed evenly through the chest & shoulders when your dog pulls during walking The easy-to-use plastic adjustable slides allow a custom fit on your dog or room to grow for your puppy