How to Remove Mats from Your Dog’s Coat Safely

By Claire Whitaker

Mats are tight tangles of fur that can cause your dog discomfort, skin irritation, and even pain if left untreated. They form most often in areas where fur rubs against itself or against collars and harnesses, such as behind the ears, in the armpits, around the collar, and on the backs of the legs. Removing mats safely requires patience, the right tools, and a gentle touch. This guide covers where mats develop, what you need to remove them step by step, common mistakes to avoid, and when it is best to leave the job to a professional groomer or veterinarian.

Where Mats Commonly Form

Mats tend to appear in high-friction zones where hair moves and rubs repeatedly. Behind the ears is a prime spot because the fur is often soft and easily tangled by ear scratching or head shaking. The armpits (axillae) create constant contact between the leg and body, trapping moisture and friction. The collar area, especially under a flat collar or harness, sees continuous pressure and movement, leading to dense mats. The backs of the rear legs, often called the “feathering,” can mat if not brushed regularly. Other common locations include the base of the tail, the belly, and between the toes in long-haired breeds. Knowing these spots helps you check them daily and catch mats early, when they are much easier to remove.

What You Need to Remove Mats

Having the right equipment makes the process safer and less stressful for your dog. Gather these items before you begin:

• Detangling spray or conditioner – A product made for pets that helps loosen knots without drying the coat. Avoid human detanglers, which may contain ingredients not safe for dogs.
• Wide-tooth comb – A metal or plastic comb with widely spaced teeth is ideal for working through tangles without pulling too hard. Look for a comb with rounded tips to avoid scratching the skin. For more on choosing the right comb, see our guide on grooming combs.
• Mat splitter or dematting tool – A tool with a small, curved blade designed to slice through mats lengthwise without cutting the skin. Use it only on thick mats and follow the manufacturer’s instructions carefully.
• Slicker brush – A brush with fine, bent wire pins that can help smooth the coat after a mat is loosened. Use it gently to avoid irritating the skin.
• Fingers – Your own hands are the safest first tool for gently teasing apart small mats.
• Treats – Positive reinforcement keeps your dog calm and cooperative during the session.

For a complete overview of grooming tools, visit our grooming equipment page.

Step-by-Step Guide to Safely Remove Mats

Follow these steps in order. If at any point your dog shows signs of pain or the mat does not loosen, stop and consult a professional.

1. Assess the Mat

Examine the mat closely. Is it small and loose, or large, dense, and tight against the skin? Can you see the skin beneath it? If the mat is very tight, close to the skin, or if the skin appears red or irritated, do not attempt removal at home. Seek help from a groomer or veterinarian. For small, surface-level mats, you can proceed.

2. Apply Detangling Spray

Lightly mist the mat with a pet-safe detangling spray. Let it sit for a minute or two so the product can penetrate the hair. Do not soak the coat; a few spritzes are enough. The spray adds slip and reduces breakage.

3. Work with Your Fingers

Use your fingers to gently tease apart the mat from the outside edges. Start at the tip of the hair farthest from the skin and work inward. Pull the mat apart slowly, separating the hairs one by one. This method works well for small, loose mats and avoids pulling on the skin.

4. Use a Wide-Tooth Comb from the Tips

Hold the mat firmly at its base with one hand, close to the skin, so that you do not pull the skin when you comb. With the other hand, insert the wide-tooth comb into the hair at the very tip of the mat. Gently work the comb through a few hairs at a time, moving downward toward the skin. Never yank or force the comb through a tight knot. If you meet resistance, back up and work on a smaller section. Continue until the comb glides through the entire mat.

5. Use a Mat Splitter for Larger Mats

For mats that are too thick to comb through, a mat splitter can help. Hold the tool so that its blade is parallel to the skin. Insert the blade into the center of the mat and gently slice lengthwise, through the mat but not toward the skin. The goal is to cut the mat into smaller sections, not to shave it off. After splitting, repeat the finger-teasing and combing steps on each smaller section. Always read and follow the tool’s instructions.

6. Brush Thoroughly After Removal

Once the mat is gone, use a slicker brush to smooth the surrounding coat. Brush in the direction of hair growth to remove any remaining tangles and distribute natural oils. Reward your dog with a treat and praise.

Common Mistakes to Avoid

Even with good intentions, certain actions can harm your dog or make mats worse. Steer clear of these errors:

• Using scissors near the skin. Never cut a mat with scissors, especially close to the skin. Dog skin is thin and loose, and it is very easy to accidentally cut a flap of skin that requires stitches. Even blunt-tipped safety scissors can cause injury if the dog moves suddenly.
• Pulling the skin. If you comb or brush a mat without holding the hair at the base, you are pulling directly on the skin. This causes pain and can lead to bruising or skin damage. Always anchor the hair with your fingers.
• Bathing before detangling. Water and shampoo tighten mats, making them harder to remove. Always detangle and brush your dog thoroughly before a bath. If you must bathe a matted dog, dry the coat completely first, then work on the mats. For bath tips, see how to bathe a dog at home without the stress.
• Brushing dry mats without spray. Trying to comb out a dry mat increases friction and hair breakage. Always use a detangling product to add slip.
• Rushing the process. Removing mats takes time. If you rush, you risk hurting your dog and making them fearful of grooming. Take breaks and keep sessions short.

When to Call a Professional

Some mats are too severe or too close to the skin for safe home removal. Seek a professional groomer or veterinarian in these situations:

• The mat is tight against the skin and you cannot see the skin beneath it.
• The skin under the mat is red, swollen, oozing, or has a foul odor (signs of infection or a hot spot).
• The mat is so large or dense that you cannot insert a comb or mat splitter safely.
• Your dog shows signs of pain, such as yelping, flinching, growling, or trying to bite when you touch the mat.
• Mats are located in sensitive areas such as the groin, armpits, or around the eyes.
• Your dog has a double coat (like a Husky or Golden Retriever) and the mat is deep in the undercoat; improper removal can damage the coat.

Professional groomers have clippers, experience, and restraint techniques to remove mats safely, often by shaving them off. In some cases, a veterinarian may need to sedate the dog to remove painful mats. Do not attempt to cut mats off with clippers yourself unless you have been trained; clippers can also nick skin if used incorrectly.

FAQ

How often should I brush my dog to prevent mats?

Brushing a little each day is the best prevention. Focus on the high-friction areas mentioned earlier. For dogs with long or curly coats, daily brushing is often necessary. Short-coated dogs may need brushing only once or twice a week. Regular brushing also helps reduce shedding; see our guide on how to reduce dog shedding at home for more tips.

Can I use human detangling spray on my dog?

No. Human detangling products may contain fragrances, alcohols, or other ingredients that can irritate a dog’s skin or be toxic if licked. Always use a product specifically formulated for pets. If you do not have a pet detangling spray, you can dilute a small amount of pet-safe conditioner with water in a spray bottle as a temporary alternative.

What if my dog hates being brushed?

Start slowly and associate brushing with positive experiences. Give treats and praise during and after short sessions. Use a soft brush or comb first to build trust. If your dog remains fearful, consult a professional groomer or a positive-reinforcement trainer. Never force a brush through a mat on a struggling dog; you risk injury and create a negative association.

Is it safe to shave mats off at home?

Shaving mats with clippers carries the same risk as cutting with scissors: the skin can be easily nicked or caught in the blades. If you have experience using pet clippers and can keep the blade flat against the skin, you may carefully shave a mat, but it is safer to leave this to a professional. For mats that are very tight, shaving is often the only option, but a groomer will know how to do it without harming the dog.

Removing mats from your dog’s coat safely takes patience, the right tools, and a gentle approach. By catching mats early, using your fingers and a wide-tooth comb with detangling spray, and never cutting with scissors, you can keep your dog comfortable and mat-free. When in doubt, especially with severe or painful mats, always consult a professional groomer or your veterinarian. Regular brushing and grooming not only prevent mats but also strengthen the bond between you and your dog.

About Claire Whitaker

Claire Whitaker is part of our editorial team and reviews and edits our everyday pet gear guides, checking product details against manufacturer specifications and owner feedback.