Why not a retractable leash?
Retractable leashes are the wrong tool for a dog that pulls or reacts. The constant light tension trains the dog to lean into the leash, the thin cord can injure hands and dogs, and the lock is slow when you actually need to reel a dog in. For loose-leash training and for any reactive dog, use a fixed-length lead — a standard 4-to-6-foot leash for control, or a long line in open space for recall practice.
Match the leash to the job
Walking a large, strong dog? The webbing, the clip and the handle all have to take the shock of a lunge — our leashes for large and strong dogs pick the heavy-duty options, and our guide to choosing a leash walks through length, width and material for any dog. We also match the leash to the activity — the hands-free picks for running, the long lines and traffic leads for training, and the all-weather leads for hiking.
Walking a reactive dog changes the brief again: you need a fixed length you can shorten instantly, and a long line for the quiet open-space walks that keep a managed dog sane. Our leashes for reactive dogscover both, plus the chew-resistant option for a dog that grabs the lead when it is wound up — and the reason a retractable is the worst possible choice there. If the trigger is wildlife rather than other dogs, our guide to dogs that chase squirrels covers the distance-first method and the gear that keeps you anchored. For walks after dark, see walking a dog at night, which starts with the reflective leash rather than the harness.
Whatever you choose, the leash works with the harness, not instead of it. If your dog is still dragging you, the problem is usually the connection point on the harness, not the leash — start with our front-clip vs back-clip guide and our loose-leash method.
And if you arrived here searching for a matched set, read our guide to the no-pull harness and leash combinations worth buying — the short version is that the boxed sets price around the harness and throw in the leash, so you are better off choosing the two halves separately.
If you are here because you have decided against a retractable specifically, start with best non-retractable dog leashes — it covers the fixed lead for streets and the long line for range, which is the pair that actually replaces what a retractable was doing.