Dog Cooling Mats: How They Work, Which Type to Choose, and Heatstroke Prevention
Heatstroke figures come from the Royal Veterinary College VetCompass program. Heatstroke is an emergency; if your dog collapses, vomits, or seems confused in the heat, start cooling and get to a vet immediately.
Key Takeaways
- Cooling mats help dogs shed heat through contact with a cooler surface. They add comfort on warm days but cannot prevent heatstroke on their own.
- In a VetCompass study of UK dogs, about 74 percent of heat-related illness cases were triggered by exercise, not hot cars, and about 14 percent of cases were fatal.
- Flat-faced (brachycephalic) breeds, overweight dogs, seniors, and thick-coated breeds have a higher risk of heat illness.
- Main types: pressure-activated gel mats, water-filled mats, elevated mesh cots, and refrigerated or chilled pads. Each suits different dogs and homes.
- Gel mat fillings are usually non-toxic, but chewed mats can cause stomach upset or a blockage. Supervise chewers and choose chew-resistant designs.
- Shade, fresh water, limiting exercise in heat, and never leaving dogs in parked cars matter far more than any mat.
It is 3 p.m. in late July and your English Bulldog is sprawled flat on the kitchen tiles, panting hard, moving from spot to spot to find somewhere cooler. You have the air conditioning running, but the tiles near the patio door have warmed in the sun. A cooling mat in a shaded corner could give him a steady, cool place to lie down. It is a helpful tool, but for a breed like his, the bigger job is knowing how heat illness develops and how to prevent it.
This guide explains how cooling mats work, the pros and cons of each type, which dogs benefit most, what the research says about heatstroke, the warning signs to know, and first aid if your dog overheats.
How Dogs Cool Down
Dogs do not sweat across their skin the way people do. They lose heat mainly by:
- Panting, which evaporates moisture from the tongue, mouth, and airways.
- Conduction, transferring heat into a cooler surface they lie on, mostly through the thinly furred belly and armpits.
- Small sweat glands in the paw pads, which play a minor role.
- Blood vessel dilation near the skin, especially in the ears and belly.
Cooling mats work through conduction. When a dog lies belly-down on a cooler surface, heat moves from the body into the mat. When the air is hot and humid, panting becomes less effective, so having a cool surface to lie on becomes more valuable.
Heatstroke: What the Research Shows
The Royal Veterinary College’s VetCompass program studied veterinary records for more than 900,000 dogs in the United Kingdom. Key findings:
- Exercise is the leading cause. About 74 percent of heat-related illness cases were linked to exercise, such as walks, runs, and play, while hot cars accounted for a much smaller share.
- Heatstroke can be fatal. About 14 percent of heat-related illness cases resulted in death.
- Some dogs are at higher risk: flat-faced breeds such as Bulldogs, Pugs, and French Bulldogs; Chow Chows; Greyhounds; heavier dogs; and older dogs.
| Risk Factor | Why It Matters |
|---|---|
| Flat-faced (brachycephalic) breeds | Narrow airways make panting less effective |
| Overweight or obese dogs | Fat insulates the body and strains the heart and lungs |
| Senior dogs | Weaker temperature control; heart and lung disease more common |
| Thick double coats | Insulation holds heat close to the body in hot climates |
| Dogs with heart, airway, or thyroid disease | Less reserve to cope with heat stress |
| Very active, driven dogs | Keep running even when overheating |
Types of Dog Cooling Mats
| Type | How It Works | Pros | Cons |
|---|---|---|---|
| Pressure-activated gel mat | Gel absorbs body heat when the dog lies on it, then recharges when unused | No power, no water, no fridge; portable | Warms up after a while; can be chewed and punctured |
| Water-filled mat | Filled with cool water that absorbs heat | Cools well; can refill with cold water | Heavy; can leak if punctured |
| Elevated mesh cot | Raises the dog off hot ground so air flows underneath | Durable, chew-resistant frames, great outdoors | Does not actively cool; less effective in still air |
| Refrigerated or freezable pad | Insert is chilled in the fridge or freezer | Very cool at first | Can be too cold; needs recharging often |
| Cooling fabric mat or bed | Breathable or phase-change fabric that feels cool | Washable; no gel to leak | Milder cooling effect |
| Electric cooling pad | Powered pump or fan cools the surface | Steady cooling | Cords are a chewing hazard; needs power |
Which Type Should You Choose?
- Calm indoor dogs: a pressure-activated gel mat or cooling fabric bed.
- Outdoor dogs and big dogs: an elevated mesh cot in the shade.
- Chewers and puppies: an elevated cot or chew-resistant fabric mat, not gel or water.
- Travel and crates: a thin gel mat sized to the crate floor.
- Senior dogs with arthritis: a cooling layer over an orthopedic bed, since very hard or very cold surfaces can stiffen sore joints.
How to Choose and Use a Cooling Mat
- Size it right. Measure your dog lying stretched out and choose a mat a few inches longer, so their belly and chest have full contact.
- Place it in the shade, away from sunny windows and hot patio surfaces, which heat the mat itself.
- Introduce it with treats. Some dogs are unsure of the cool feel at first. Toss treats onto the mat and praise your dog for lying on it.
- Let gel mats recharge. Pressure-activated mats regain their coolness after 15 to 20 minutes without a dog on them. Two mats in rotation help on very hot days.
- Pair with airflow. A fan nearby helps carry heat away.
- Check for damage regularly, especially edges and corners.
What Cooling Mats Cost
| Type | Typical US Price |
|---|---|
| Pressure-activated gel mat | $20 to $70 |
| Water-filled mat | $25 to $60 |
| Elevated mesh cot | $25 to $80 |
| Cooling fabric bed | $30 to $100 |
| Electric cooling pad | $80 to $250 |
Safety: Chewing, Gel, and Cold
- Gel filling: most gel mats use non-toxic fillings such as cellulose and propylene glycol rather than ethylene glycol antifreeze. Swallowing gel can still cause vomiting and diarrhea.
- Swallowed pieces: chewed plastic or fabric can cause an intestinal blockage, which is an emergency.
- Supervise first uses, and remove the mat if your dog starts chewing.
- Avoid overcooling: do not use freezer-cold pads for long periods on small, thin, or senior dogs.
- Never put a cooling mat in a parked car as a substitute for taking your dog with you.
If your dog swallows part of a mat, call your vet. Learn the signs of a blockage in our guide to intestinal blockage in dogs.
Signs of Heat Stress and Heatstroke
Red Flags: Start Cooling and Go to a Vet
- Heavy, noisy, or frantic panting that does not settle with rest.
- A wide, flattened tongue and thick, sticky drool.
- Bright red or dark red gums, or pale gums.
- Weakness, stumbling, or collapse.
- Vomiting or diarrhea, sometimes with blood.
- Confusion, glassy eyes, or not responding to their name.
- Seizures.
Heatstroke First Aid
- Move your dog out of the heat into shade or air conditioning.
- Cool with water: pour cool (not ice-cold) tap water over the body, especially the belly, chest, and legs, and use a fan to speed evaporation. Current veterinary guidance supports cooling first, using any cool water available.
- Do not cover your dog with wet towels, which can trap heat.
- Offer small amounts of water if your dog is alert, but do not force it.
- Call ahead and go to a vet as soon as possible, continuing to cool on the way. Heatstroke can damage organs even after the dog seems better.
Outdoor Temperature Risk Guide
Humidity matters as much as temperature, because panting works poorly in damp air. Use this as a rough guide for walks and outdoor play, and be more cautious with high-risk dogs.
| Air Temperature | Most Healthy Dogs | High-Risk Dogs (flat-faced, overweight, senior) |
|---|---|---|
| Below 70 F | Generally comfortable | Usually fine; watch on humid days |
| 70 to 77 F | Some caution with long or intense exercise | Short, slow walks; shade breaks |
| 77 to 85 F | Limit strenuous exercise; walk early or late | Short bathroom trips; mostly indoors |
| 85 to 90 F | High risk; brief, slow walks only | Very high risk; avoid outdoor exercise |
| Above 90 F | Dangerous; avoid exercise | Dangerous; keep indoors in cooling |
Hot pavement adds another hazard. Asphalt can be far hotter than the air and can burn paw pads, so check it with the back of your hand for 7 seconds before walking.
Keeping Dogs Cool Indoors Without Air Conditioning
- Close blinds and curtains on sunny windows during the day.
- Run fans to move air across your dog’s resting spot; place a bowl of ice in front of a fan for extra chill.
- Use the coolest room, often a basement, a north-facing room, or a tiled bathroom.
- Offer several water bowls and add ice cubes.
- Wet a towel and lay it on the floor for your dog to lie on, not over the dog.
- Plan for power cuts during heat waves; know where you can take your dog to stay cool, such as a friend’s air-conditioned home.
Summer Travel With Dogs
Pre-cool the car before your dog gets in, use window shades on the back seats, and run the air conditioning toward the rear. A thin cooling mat on the back seat or in the crate helps on longer drives. Stop every couple of hours for water in the shade, and plan rest stops where your dog can come inside with you. Never leave your dog in a parked car, even with windows cracked or the engine running for a quick errand; interior temperatures climb fast, and air conditioning can fail.
Other Ways to Keep Dogs Cool in Summer
- Walk early and late, and test pavement with the back of your hand for 7 seconds.
- Keep walks short and slow for high-risk breeds on warm days.
- Provide shade and fresh water at all times; a pet water fountain encourages drinking.
- Offer a shallow kiddie pool in the shade for supervised splashing.
- Freeze treats in ice cube trays or a lick mat.
- Keep coats brushed, removing loose undercoat so air reaches the skin, but do not shave double-coated breeds.
- Help overweight dogs slim down, which lowers heat risk year-round.
Common Myths About Cooling Mats and Heat
A cooling mat will prevent heatstroke.
Mats add comfort, but most heatstroke is caused by exercise in heat. Avoiding exertion in hot weather matters far more.
Shaving a double-coated dog keeps it cooler.
The double coat insulates against heat and protects skin from sunburn. Brushing out loose undercoat helps more than shaving.
Ice water causes shock in overheated dogs.
Fast cooling saves lives. Use whatever cool water you have, keep it flowing, and get to a vet.
Heatstroke only happens in hot cars.
Research shows most cases follow exercise, often on days owners did not think were especially hot.
Age-Specific Considerations
Puppies (under 12 months)
- Puppies chew; choose cots or fabric mats, not gel.
- Limit play in the heat; puppies do not know when to stop.
- Keep water available at all times.
Adult Dogs (1 to 7 years)
- Active and working dogs are most at risk of exertional heatstroke.
- Schedule exercise for cool hours.
- Watch for early heavy panting and stop.
Senior Dogs (7 years and older)
- Older dogs tolerate heat poorly.
- Combine a cooling layer with orthopedic support.
- Ask your vet about heart or airway conditions that raise risk.
Cleaning and Storing Cooling Mats
- Wipe gel and water mats with mild soapy water and dry them.
- Machine wash removable fabric covers on a gentle cycle.
- Hose down outdoor cots and let them dry in the sun.
- Store gel mats flat or loosely rolled, away from sharp objects and extreme cold.
- Throw away any mat that is punctured or leaking.
Frequently Asked Questions About Dog Cooling Mats
Do cooling mats really work for dogs?
Yes, as a comfort aid. They draw heat away from your dog’s body through contact, especially the belly. They work best indoors in the shade with airflow. They do not replace shade, water, air conditioning, and avoiding exercise in heat, which are the main ways to prevent heatstroke.
Is the gel in dog cooling mats toxic?
Most gel cooling mats use non-toxic fillings such as cellulose and propylene glycol rather than ethylene glycol antifreeze. Eating gel can still cause vomiting or diarrhea, and swallowed pieces of the mat can cause a blockage. Call your vet if your dog chews into a mat or swallows any material.
How long does a cooling mat stay cool?
Pressure-activated gel mats usually feel cool for an hour or more of use, depending on room temperature and dog size, then need about 15 to 20 minutes unused to recharge. Water mats stay cool longer if refilled with cold water. Placing mats in shade with a fan helps them last.
Which dogs benefit most from cooling mats?
Flat-faced breeds, overweight dogs, seniors, thick-coated breeds, and dogs with heart or airway problems benefit most, because they handle heat poorly. Dogs living in hot climates or homes without air conditioning also benefit. Chewers do better with an elevated mesh cot than a gel mat.
What causes heatstroke in dogs?
In a large VetCompass study, about 74 percent of heat-related illness cases followed exercise such as walks and play, while hot cars caused a smaller share. Hot, humid weather, poor ventilation, obesity, and flat-faced anatomy all increase the risk. About 14 percent of cases in the study were fatal.
What should I do if my dog has heatstroke?
Move your dog to shade or air conditioning, pour cool water over the body, especially the belly and legs, and use a fan. Do not cover your dog with wet towels. Offer small sips of water if alert, and go to a vet immediately, continuing to cool on the way.
Can I put a cooling mat in my dog’s crate?
Yes, if your dog does not chew bedding. Choose a mat sized to the crate floor, and supervise the first few uses. For chewers, a chew-resistant cooling fabric mat or keeping the crate in a cool, shaded spot with a fan is safer than gel or water mats.
Want more ways to keep your dog safe and comfortable at home? Browse all our Cleaning and Potty guides.
Explore Cleaning and PottySources
- Hall EJ, Carter AJ, O’Neill DG. Incidence and risk factors for heat-related illness (heatstroke) in UK dogs under primary veterinary care in 2016. Scientific Reports, 2020.
- Hall EJ, et al. Dogs Don’t Die Just in Hot Cars: Exertional Heat-Related Illness (Heatstroke) Is a Greater Threat to UK Dogs. Animals, 2020.
- Royal Veterinary College VetCompass. Excessive exercise responsible for three-quarters of heatstroke cases in dogs.