A Bernese Mountain Dog wearing a harness stands centered in an Australian park, demonstrating proper harness fit and the breed's gentle yet strong appearance
8 min read
Published on November 2, 2025

How to Choose a Harness for Your Bernese Mountain Dog

Complete guide to choosing the perfect Bernese Mountain Dog harness. Expert advice on sizing, materials, and control features for your gentle giant's comfort and safety.

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At a glance

  • Bernese Mountain Dogs need harnesses with multiple adjustment points due to significant size variation within the breed
  • Breathable materials like mesh help prevent overheating in dogs with thick double coats
  • No-pull harnesses with front attachment points provide better control for strong pullers without choking
  • The Elite Field Padded Reflective No-Pull Harness offers the best overall combination of comfort, adjustability, and control

Understanding your dog's unique harness requirements

You might notice that finding the right harness for your Bernese Mountain Dog feels more challenging than it should. These gentle giants present unique fitting challenges that go beyond simply choosing a "large" size. Their substantial build, thick double coat, and considerable strength mean that what works for other large breeds might not be the best choice for your dog.

The reality is that Bernese Mountain Dogs vary significantly in size, even within the breed standard. A harness that fits one dog perfectly might be completely wrong for another of the same age and gender. This variation makes accurate measurement absolutely essential before you start shopping.

Their thick double coat adds another layer of complexity. Many owners discover that their dog overheats quickly in padded harnesses, especially during warmer months. The coat can also mat or become damaged where harness straps sit, particularly if the fit isn't quite right.

Getting the measurements right

Hands measuring a Bernese Mountain Dog's girth with a measuring tape, demonstrating proper measurement technique for harness fitting

Before you even look at harness options, you'll need two key measurements: the girth (circumference just behind the front legs) and the neck measurement. Use a flexible measuring tape and measure when your dog is standing naturally. Don't pull the tape tight, but don't leave it loose either.

Record these measurements and keep them handy when shopping. Many Bernese Mountain Dog owners find that their dog falls between standard sizes, which is why adjustability becomes so important. Look for harnesses with multiple adjustment points rather than just one or two basic straps.

If you have a puppy, plan to remeasure every few weeks. These dogs grow rapidly, and a harness that fits perfectly today might be too small within a month. Some owners find it worthwhile to invest in a more expensive, highly adjustable harness that can accommodate growth spurts.

Material choices that work for thick coats

The material you choose can make the difference between a comfortable walk and an overheated, uncomfortable dog. Lightweight, breathable materials like mesh offer excellent ventilation, though they typically provide less padding. For dogs with thick coats, this trade-off often works in their favour.

Nylon harnesses are durable and widely available, but they're less breathable than mesh options. If you choose nylon, look for designs with minimal coverage to allow better air circulation. Neoprene provides excellent padding and comfort, but it can trap heat against your dog's body, potentially causing overheating during active walks.

Leather harnesses offer durability and a classic look, but they require regular maintenance and can be quite heavy. For most Bernese Mountain Dogs, especially those who walk daily, lighter synthetic materials prove more practical for regular use.

Control features for strong dogs

A Bernese Mountain Dog wearing a no-pull harness with front attachment point while walking, showing how the harness provides gentle control and redirection

Many Bernese Mountain Dog owners worry when their gentle giant suddenly becomes a powerful puller on walks. The solution often lies in choosing a no-pull harness with a front attachment point. This design gently redirects your dog when they pull forward, discouraging the behaviour without the choking effect of a traditional collar.

A front attachment point works by turning your dog slightly toward you when they pull, naturally slowing their forward momentum. This approach is much more effective than simply trying to hold back a determined dog who might weigh 45 kilograms or more.

For well-trained dogs who walk nicely on lead, a back attachment point works perfectly well and feels more natural for both dog and handler. Some harnesses offer both options, letting you choose based on your dog's behaviour and your training goals.

Whatever style you choose, pay attention to the hardware quality. Look for sturdy metal D-rings and reinforced stitching at stress points. These dogs can generate significant force when they're excited or distracted, and cheap hardware simply won't hold up over time.

Top harness recommendations for the breed

The Elite Field Padded Reflective No-Pull Harness consistently receives recommendations as the best overall choice for Bernese Mountain Dogs. It combines reflective strips for visibility, adequate padding for comfort, and effective no-pull design with good adjustability. The key is ensuring you get the sizing right, as proper fit makes all the difference with this harness.

For dogs that are particularly strong pullers, the HDP Big Dog No-Pull Harness offers a wider chest strap and thick padding designed specifically for large, powerful breeds. The built-in handle provides extra control in crowded situations, though some owners report that it can slide or shift during use.

If overheating is a primary concern, consider the Blue-9 Balance Harness. This minimalist design reduces heat retention and coat matting while offering six adjustment points for a precise fit. The trade-off is less padding, which might not suit dogs that tend to pull hard.

The Perfect Fit Harness takes a modular approach, allowing you to mix and match pieces for a truly custom fit. This works particularly well for dogs with unusual proportions, though the sizing process is more complex than traditional harnesses.

For maximum security, the Fenrir Ragnar Harness features a three-buckle design with heavy-duty metal hardware and a front clip for control. It's bulkier and more expensive than other options, but provides exceptional security for dogs that have previously escaped from harnesses.

Solving common harness problems

If your harness slides or twists during walks, the issue is usually related to fit rather than the harness design itself. Look for options with wider chest straps and multiple adjustment points. Sometimes moving to a different style entirely solves the problem better than trying to adjust what you have.

Overheating and coat matting frustrate many owners, especially during summer months. The solution typically involves switching to a lighter, more minimalist design that covers less of your dog's body. You might sacrifice some padding, but the improved comfort often makes this worthwhile.

Strong pulling behaviour requires a two-pronged approach: the right equipment plus consistent training. A no-pull harness helps immediately, but lasting improvement comes from positive reinforcement training combined with the harness. Don't expect the equipment alone to solve pulling problems completely.

Dogs with unique body proportions sometimes struggle with standard harness designs. Modular systems or harnesses with extensive adjustment options often work better than trying to force a standard design to fit properly.

When to seek additional help

Watch for signs that your harness isn't working properly: skin irritation, chafing, or obvious discomfort during or after walks. If these problems persist despite proper fitting, consult your veterinarian to rule out underlying skin conditions or other health issues.

Severe or persistent pulling behaviour might require professional training help alongside the right harness. A qualified dog trainer can assess whether the pulling stems from excitement, anxiety, or simply lack of training, then recommend specific techniques that work well with your chosen harness style.

Remember that the best harness is one that fits properly, suits your dog's individual needs, and makes walks enjoyable for both of you. Take time to measure carefully, consider your dog's specific challenges, and don't hesitate to try a different approach if your first choice doesn't work out perfectly.

Complete Your Bernese Mountain Dog Health Check

Every Bernese Mountain Dog is unique. Take our health quiz to get personalised recommendations based on your Bernese Mountain Dog's specific needs.

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Frequently Asked Questions

Some dog trainers have concerns about harnesses because poorly designed ones can encourage pulling by giving dogs more leverage. However, modern no-pull harnesses with front attachment points actually provide better control than traditional collars, especially for strong breeds like Bernese Mountain Dogs. The key is choosing the right type - front-clip harnesses redirect pulling behaviour whilst avoiding the choking risk associated with collars.
Most veterinarians recommend harnesses over collars for large, strong breeds like Bernese Mountain Dogs. Harnesses distribute pressure across the chest rather than concentrating it on the delicate throat area, reducing risks of tracheal damage and breathing problems. This is particularly important for Bernese Mountain Dogs who may pull due to their size and strength. Consult your veterinarian about the best option for your specific dog.
Bernese Mountain Dogs vary significantly in size even within the breed standard, making proper fit challenging. Multiple adjustment points allow for customisation around the chest, neck, and girth areas to accommodate their substantial build and thick double coat. This adjustability is especially crucial for growing puppies and ensures the harness remains comfortable and secure as your dog develops.
Breathable materials like mesh are ideal for Bernese Mountain Dogs due to their thick double coats that make them prone to overheating. Whilst nylon is durable, it's less breathable than mesh. Neoprene offers good padding but can trap heat. The key is finding a balance between breathability, durability, and comfort, often achieved through mesh panels combined with padded contact points.
Quality harnesses for Bernese Mountain Dogs typically range from $50-150 in Australia, with premium options reaching $200-300. The investment varies based on materials, adjustability features, and brand reputation. Consider this a worthwhile expense given your dog's size and strength - a well-fitted harness prevents injury and provides better control. Prices may vary by location and retailer.
Adult Bernese Mountain Dogs typically need harness replacement every 2-3 years with regular use, though this varies based on activity level and harness quality. Inspect monthly for signs of wear like frayed straps, stretched fabric, or damaged buckles. Growing puppies may need sizing up every 3-6 months. Replace immediately if you notice any structural damage that could compromise safety during walks.
Watch for chafing, hair loss, or red marks where the harness contacts your dog's body. If your dog can back out of the harness, it's too loose. Conversely, if you can't fit two fingers under the straps, it's too tight. Restricted movement, excessive panting, or reluctance to wear the harness also indicate poor fit. Seek emergency veterinary care if you notice breathing difficulties or severe skin irritation.
Yes, choose harnesses with breathable mesh panels and minimal padding to promote airflow around your Bernese Mountain Dog's thick coat. Avoid exercising during peak heat, provide frequent water breaks, and consider removing the harness immediately after walks. Light-coloured harnesses reflect heat better than dark ones. If your dog shows signs of overheating (excessive panting, drooling, or lethargy), remove the harness and consult your veterinarian immediately.

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