How To Keep Horse Ice Boots Frozen At A Horse Show

You packed the tack, loaded the trailer, braided the horse, and remembered approximately 400 things before leaving home. Your horse’s ice boots were frozen solid when you packed them—but by the time your division ends several hours later, they feel more like cool gel wraps than actual ice boots.

Keeping horse ice boots frozen at a show can be challenging, especially during the summer or when you do not have access to a freezer. The good news is that most riders do not need to haul a chest freezer in the horse trailer.

With the right cooler, enough frozen material, and a little strategic packing, you can keep gel ice boots and cold therapy wraps frozen—or therapeutically cold—until your horse is ready to use them.

Why Horse Ice Boots Thaw So Quickly

Horse ice boots are designed to absorb heat from your horse’s legs. Unfortunately, they also absorb heat from warm air, hot trailers, direct sunlight, and the inside of an unchilled cooler.

Large gel-filled products such as LeMieux Arctic Ice Boots and Equinavia Cool Relief Therapy Ice Wraps contain multiple gel cells that provide broad coverage around the leg.

That generous coverage is helpful during cold therapy, but it also means there is a large amount of frozen material that must stay cold throughout the day.

The goal is not simply to put the boots near some ice. You need to create a compact, insulated environment that protects their original overnight freeze.

Freeze Horse Ice Boots Completely Before Packing

Always begin with completely frozen boots.

A cooler can help maintain a frozen temperature, but a standard cooler filled with regular ice will not reliably freeze a partially chilled or thawed gel boot.

Place your horse’s ice boots flat in the freezer for at least the manufacturer’s recommended time. Whenever possible, freeze them overnight.

Freezing the boots flat also makes them easier to stack inside the cooler and allows frozen packs to sit directly against the gel cells.

Products such as the Roma Ice Boot are designed to move directly from the freezer to the horse’s leg, so protecting that initial freeze is especially important.

Use a Dedicated Hard-Sided Cooler

A well-insulated, hard-sided cooler is the most practical solution for most riders attending a one-day horse show.

Choose a cooler that is large enough to hold the frozen boots and several large freezer packs, but not so oversized that it contains a lot of empty air.

A cooler that is tightly packed will generally stay colder than a large, half-empty cooler.

Your horse ice boot cooler should also be separate from the cooler holding drinks and snacks. Every time someone opens the lid to grab a water bottle, warm air enters and cold air escapes.

Labeling the cooler “Horse Ice Boots—Do Not Open” may save you from discovering that your carefully packed cold therapy system has been opened 14 times before noon.

Pre-Chill the Cooler Before the Show

Do not place frozen boots into a warm cooler straight from the garage or tack room.

The night before the show, pre-chill the cooler using:

• Frozen water bottles
• Reusable freezer blocks
• A bag of ice
• Frozen gallon jugs

In the morning, remove the pre-chilling ice and immediately replace it with your fully frozen boots and fresh frozen packs.

Without this step, some of the cooling power stored in your ice boots will be used simply to cool the inside walls of the cooler.

Pack the Cooler Like a Cold Sandwich

The most effective packing method is to surround the horse ice boots with frozen material on every side.

Start with a large frozen block, flat freezer pack, or frozen water container on the bottom of the cooler. Lay the frozen boots flat on top, then place more frozen packs along the sides and another large block above them.

A good packing order looks like this:

1. Large frozen block on the bottom
2. Frozen horse ice boots in the center
3. Additional freezer packs around the sides
4. Frozen water bottles filling small gaps
5. Large frozen block on top
6. Towel or foam sheet over the entire packed load

Large blocks typically melt more slowly than loose ice cubes. Flat rectangular freezer packs are particularly useful because they can sit directly against the boots without leaving large pockets of warm air.

Avoid wrapping each boot in a thick towel. While towels can help insulate the entire cooler load, wrapping the individual boots may prevent the frozen packs from transferring cold directly to the gel cells.

Remove Empty Air Space

Empty space inside the cooler allows warm air to circulate around the boots.

Fill gaps using:

• Frozen water bottles
• Small reusable ice packs
• Additional frozen gel packs
• Sealed bags containing crumpled paper
• A fitted foam insert

Frozen water bottles are inexpensive, reusable, and less messy than loose bagged ice. Rectangular bottles or frozen food-storage containers often pack more efficiently than round gallon jugs.

The more tightly the cooler is packed, the longer the contents should remain cold.

Keep the Cooler in the Shade

Even a premium cooler will struggle if it sits in direct sunlight, on black asphalt, or against the hot metal wall of a horse trailer.

Store the cooler:

• Inside an air-conditioned truck when possible
• In the deepest available shade
• Away from exterior trailer walls
• Off hot pavement
• Under a light-colored or reflective cover

Once the cooler is packed, keep the lid closed until you are ready to ice your horse.

Can Regular Ice Keep Horse Ice Boots Frozen?

Regular ice can help maintain cold temperatures and slow thawing, but it has limitations.

Melting water ice remains close to 32°F. That is cold enough to preserve already-frozen items for a period of time, but it may not be cold enough to refreeze a large gel boot that has already thawed.

For the best results, combine regular block ice or frozen water containers with fully frozen reusable packs.

Think of the cooler as a way to preserve the overnight freeze—not as a replacement freezer.

Are Reusable or Synthetic Ice Packs Better For Freezing Boots?

“Reusable ice” or “synthetic ice” usually refers to sealed plastic packs containing water, gel, or another refrigerant.

These packs are useful because they:

• Stay contained
• Create less mess
• Fit closely around the boots
• Can be reused for future shows
• Add frozen thermal mass to the cooler

However, two small lunch-box ice packs will not be enough to protect several full size horse ice boots during a hot summer show.

Use multiple large, thick freezer blocks whenever possible. Think freezing gallon jugs of water, or filling plastic storage containers with water and freezing them solid. The amount of frozen material surrounding the boots should ideally be similar to—or greater than—the size and weight of the boots themselves.

Consider Boots With Removable Cold Inserts

Some horse cold therapy systems are easier to transport than full gel boots.

The Ice Horse Suspensory and Full Tendon Wrap uses removable reusable cold capsules. The inserts can be frozen and packed separately while the bulky outer wrap stays outside the cooler.

This design offers several advantages at horse shows:

• The cold inserts take up less cooler space
• They can be packed tightly together
• Riders can carry extra frozen sets
• The outer wrap stays clean and dry
• A smaller cooler may be sufficient

For riders who compete frequently or ice multiple horses, removable inserts can make show-day cold therapy much easier to manage.

Using Subzero Phase-Change Packs

For longer show days, specialty subzero phase-change packs may perform better than ordinary reusable ice packs.

These packs are designed to maintain a specific below-freezing temperature. They can help create a colder environment inside the cooler and preserve frozen horse boots longer.

The downside is that they must first be frozen in a freezer cold enough to activate them properly. They may be helpful for a one-day show but do not completely solve the problem at a multi-day event without overnight freezer access.

Can You Use Dry Ice for Horse Ice Boots?

Dry ice can keep horse ice boots frozen much longer than regular ice, but it requires careful handling.

Only use dry ice in a cooler specifically approved for it. Wear insulated gloves and place a towel, cardboard layer, or other barrier between the dry ice and the boots.

Do not allow dry ice to sit directly against gel cells or boot fabric unless the manufacturer confirms that the materials can tolerate extreme cold.

Dry ice releases carbon dioxide gas as it warms, so it should never be stored in:

• An airtight container
• A closed SUV
• Horse trailer living quarters
• An unventilated tack room
• Any area accessible to horses, dogs, or children

Dry ice can be effective for very long, hot show days, but it is not the simplest option for casual use.

Portable Freezers for Multi-Day Horse Shows

Riders attending multi-day competitions may eventually need an active cooling system.

A portable 12-volt compressor freezer can run from a vehicle outlet, portable power station, shore power, or certain solar setups. Unlike a regular cooler, it actively removes heat and can maintain true freezer temperatures.

Make sure the unit is described as a compressor freezer, not simply an electric or thermoelectric cooler.

Many thermoelectric coolers only reduce the interior temperature a certain number of degrees below the outside temperature. On a 95°F show day, that may keep drinks cool but will not keep horse ice boots frozen.

A portable compressor freezer may make sense for:

• Trainers traveling with several horses
• Riders competing every weekend
• Multi-day rated horse shows
• Long-distance travel
• Barns already using portable power stations

For an occasional one-day show, a properly packed hard cooler remains the more economical option.

Best Cooler Setup for Horse Ice Boots

For most hunter, jumper, and equitation riders, this setup offers the best combination of convenience, cost, and performance:

• Freeze the boots overnight
• Pre-chill a hard-sided cooler
• Place one large frozen block underneath
• Pack the boots flat in the center
• Add freezer packs around every side
• Place another large frozen block on top
• Fill empty spaces with frozen water bottles
• Cover the packed contents with a towel or foam sheet
• Keep the cooler closed and shaded

Full length boots with embeded pockets that freeze such as LeMieux Arctic Ice Boots, Equinavia Cool Relief Therapy Ice Wraps, and the Roma Ice Boot require plenty of cooler space and frozen material since you are freezing the entire boot.

Systems with removable cold capsules, such as the Ice Horse Suspensory and Full Tendon Wrap, can be easier to pack and keep frozen more efficiently.

Ice Boots vs Cooler Experiment

Always follow the individual boot manufacturer’s instructions for application time and safe use.
Ok, what you’ve all been waiting for, now that we’ve gotten all the educational info out of the way.
I tested a borrowed Yeti Roadie and my plastic insulated Coleman cooler with 4 ice boots.

I did the test twice, once using block ice ( froze gallons of water, store brand, room temp right off the shelf to use as block ice) and typical bagged ice you get at QT/7-11/Buccees/Sheetz etc.

I tested: Equinavia, Lemieux, Ice Horse Ice Packs, and Professionals Choice.
Each brand had pros and cons. Ice Horse packets are SO EASY to pack and you don’t need the whole boot to get the job done. Lemieux bulky, but once frozen, keep fairly cold for a while. Pro Choice, these took a long time to freeze up, but once frozen did okay, but I found them to be a bit bulk. Equinavia froze the fastest of the full boot style (Nothing beat out IceHorse for time to freeze!) and I was astounded that the Equinavia boot actually STAYED frozen as the ice began to melt much longer than the other brands.

Ok, ok on to the RESULTS.
Block Ice In The Yeti – hands down clear winner can get you through the weekend but TBH you may need to go one size up. The Roadie holds two one gallon jugs of frozen water, not leaving a whole lot of room for more than a pair of full boots, Icehorse icepacks – they are super flexible and the Roadie can easily accommodate enough for all four legs.

Ole reliable blue Coleman with block ice. TBH I’m super impressed with this little work horse. I was able to put two once gallon frozen jugs on the bottom sideways and one sideways over top of the boots. This may skew the experiment a bit since 3 blocks vs 2, but outwardly the coolers look the same size.
Coleman could probably fit front and rear boots Equinavia and Lemieux, for the pro choice, they are larger and as I mentioned bulkier, you can fit 4 if you don’t put the third gallon jug on top of the boots.
Impressive ability to keep block ice frozen and boots frozen, good economical choice over all

Experiment II
Yeti Roadie with gas station bags of ice – 16#. The Icehorse icepacks had no problem here. ALL of the full size ice boots struggled to stay in the 30’s. After 2 hours nearly all were in the 40’s, the ProChoice in the 50’s It’s a great boot but really needs that portable freezer to be most effective I think.

Coleman: Two 16 pound bags of ice, after 2 hours all boots were in the 40’s also, the pro choice was warm to the touch despite being buried in the loose ice. I didn’t even check the temp.

Block ice is 100% the clear winner here and can likely get you through a weekend horse show, if you manage it well in either style cooler. I’d keep it out of the sun, and bring it to my hotel room over night to offset the outside temp some. But realistically- I nearly had to gut my humble freezer of it’s home contents to freeze the gallon jugs of water. From a feasibility perspective I’m not sure if that is doable for your everyday ammie trying to pull it off. It took nearly 36 hours for the jugs to become fully frozen.

Yeti vs Coleman: with block ice the differene was minimal, with bag ice, the difference was drastic but honestly they both were unable to keep the boots truly frozen.

Maybe I should try it again with standard 16oz water bottles instead? Let me know in the comments.

The Takeaway

Keeping horse ice boots frozen at a show does not require loading a chest freezer into the trailer.

Start with fully frozen boots, use a pre-chilled hard cooler, surround the boots with large frozen blocks, remove empty airspace, and keep the lid closed.

For most weekend shows, this simple system will give your horse’s cold therapy boots the best chance of staying frozen until they are needed for the weekend. Just know by Sunday the full size boot models will be cold but not frozen. The ice horse packs on the other hand, highly likely they will stay frozen all weekend.

Your horse gets proper post-ride leg care, and you get to save the trailer space for something more important—like the extra tack trunk no one remembers agreeing to bring.