Is a harness better than a collar for dogs?

For most dogs, a harness is safer and more comfortable than a collar for walks. Harnesses distribute pressure across the chest and shoulders rather than the neck, reducing the risk of tracheal damage, especially for dogs who pull, small breeds, and brachycephalic breeds like bulldogs and pugs.

What type of harness is best for a dog that pulls?

A front-clip or no-pull harness is most effective for dogs that pull. The front clip redirects your dog back toward you when they lunge forward, making it easier to teach loose-leash walking. Use it consistently alongside positive reinforcement training for best results.

How do I measure my dog for a harness?

Measure two points with a soft tape measure: the girth (widest part of the chest, just behind the front legs) and the base of the neck. Add 1-2 inches for comfort and always refer to the manufacturer's size chart rather than estimating by breed or weight alone.

How do I know if a harness fits correctly?

Use the two-finger rule — you should be able to slide two fingers comfortably under any strap. If you can fit more than two fingers, the harness is too loose and your dog could escape. If you can't fit two fingers, it's too tight and may cause discomfort or restrict movement.

What is a step-in harness and when should I use one?

A step-in harness is put on by having the dog step into it rather than slipping it over the head. It's a great option for dogs who are head-shy, anxious about things going over their face, or resistant to being harnessed the traditional way.

Can puppies wear a harness?

Yes — harnesses are actually recommended for puppies since their necks are especially vulnerable to injury from collar pressure. Choose an adjustable harness with room to grow and recheck the fit monthly as your puppy develops.

Should I use a harness or collar for a brachycephalic dog?

Always use a harness for brachycephalic breeds like bulldogs, pugs, and French bulldogs. These breeds are prone to respiratory issues, and collar pressure on the neck can restrict their already-compromised airways. A well-fitted harness is essential for their safety.

What leash works best with a harness?

For everyday walks and training, a standard 4-6 foot leash paired with a front-clip harness gives you the best control. For recall training in open spaces, a long line (15-30 feet) combined with a front-clip harness is highly effective. Avoid retractable leashes during training.

How to Choose the Right Dog Harness: A Complete Guide

April 12, 2026

og wearing a well-fitted harness standing on a trail in natural light

A good harness can transform your daily walks — reducing pulling, protecting your dog's neck, and giving you better control. But with so many styles and sizes on the market, choosing the right one can feel overwhelming. Here's a practical guide to finding the best harness for your dog. For our full new dog and training guides, visit our First-Time Dog Parent Guide.

Why Use a Harness Instead of a Collar?

Collars are fine for carrying ID tags and for dogs who walk politely on leash. But for dogs who pull, have respiratory issues, or are prone to slipping out of collars, a harness is a safer and more comfortable option. Harnesses distribute pressure across the chest and shoulders rather than concentrating it on the neck, reducing the risk of tracheal damage and injury.

Types of Dog Harnesses

Back-Clip Harness

The leash attaches to a ring on the dog's back. This is the most comfortable style for calm, well-trained dogs and small breeds. It offers less control for pullers since it doesn't redirect forward momentum.

Front-Clip Harness

The leash attaches to a ring on the dog's chest. When a dog pulls, the front-clip harness redirects them back toward you, making it one of the most effective tools for teaching loose-leash walking. Ideal for dogs in training or strong pullers.

Dual-Clip Harness

Features both a front and back clip, giving you flexibility to use either attachment point depending on the situation. A great all-around option for owners who want versatility.

No-Pull Harness

Designed specifically to discourage pulling through gentle pressure or restricted movement when the dog lunges forward. Effective for strong pullers but should be used as a training tool, not a permanent solution.

Step-In Harness

The dog steps into the harness rather than having it slipped over the head. A good option for dogs who are head-shy or resistant to having things put over their face.

How to Measure Your Dog for a Harness

Fit is everything. A harness that's too loose can allow escape; one that's too tight causes discomfort and restricts movement. Measure two points:

Girth — the widest part of your dog's chest, just behind the front legs
Neck — the base of the neck where a collar would sit

Use a soft measuring tape and add 1–2 inches for comfort. Always refer to the manufacturer's size chart rather than guessing by breed or weight alone.

The Two-Finger Rule

Once the harness is on, you should be able to slide two fingers comfortably under any strap. If you can fit more than two fingers, it's too loose. If you can't fit two, it's too tight.

What to Look for in a Quality Harness

Durable hardware — metal buckles and D-rings hold up better than plastic under stress
Padded chest and belly panels — reduce chafing on longer walks
Reflective stitching — important for early morning or evening walks
Easy on/off design — especially important for dogs who are anxious about being harnessed
Adjustable straps — multiple adjustment points ensure a precise fit

Harness Tips by Dog Type

Puppies — choose an adjustable harness with room to grow; recheck fit monthly
Pullers — front-clip or no-pull harness paired with consistent training; see our Best Dog Collars for Training guide
Small breeds — prioritize lightweight materials and a snug fit to prevent escape
Brachycephalic breeds (bulldogs, pugs, French bulldogs) — always use a harness over a collar to protect their airways
Senior dogs — look for padded, easy-on designs that don't require lifting legs. See our Senior Dog Joint Supplements guide for complementary support.

Pair Your Harness with the Right Leash

A harness is only as good as the leash attached to it. For training, a standard 4–6 foot leash gives you the control you need. For open spaces and recall work, a long line paired with a front-clip harness is a powerful combination. Browse Doggo Dream Shop's collection of durable training leashes to complete your setup.

For anxiety during walks, see our Natural Calming Solutions guide and our Calming Chews guide.