The first time I hauled a hard cooler from the truck to the grandstand at Bristol, I had to set it down twice on the walkway and shake out my left hand. My left knee has been bad for years, and a loaded hard cooler is the wrong thing to be wrestling up a concrete ramp in July. That was the afternoon I started looking for something else.

What I landed on two seasons back was the Under Armour Sideline Pro, a soft-sided bag rated for 12 cans with room left over for ice. I have carried it into both tracks I go to, the spring race at Bristol and the fall race at Talladega, and it has held up through heat, rain, gravel, and one spilled soda. Below are the ten reasons it earns its spot in the truck every race weekend, plus the one situation where I would still reach for a hard cooler instead.

One Bag, Two Tracks, Two Seasons and Counting

12 cans with ice, a quick-access lid, fence hooks, and a handle that gets it up the ramp in one trip. Check today's price and the lifetime warranty on the listing.

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1

It Carries a Full Afternoon of Drinks Without a Second Trip

The bag is rated for 12 cans with ice in the same compartment, and the listing also rates it for 24 cans if you pack it tight and skip the ice. For Linda and me, 12 plus ice covers a full afternoon, which means we are not walking back to the truck at the halfway point. One trip in, one trip out. That is the whole job of a cooler at a race track, and the Under Armour bag does it without me needing a free hand.

See the 12-can Sideline Pro on Amazon →

A seated person reaching into the open top of a soft-sided cooler bag resting between their feet on a stadium bench, a drink can in hand
2

The Quick-Access Lid Saves Your Seat During a Restart

The lid is insulated and it opens on top, so you are not unzipping the entire bag and pawing through ice to find a drink. Green flag, caution, restart, it does not matter. I can reach back, get what I want, and be watching again before the field comes off turn four. That sounds like a small thing. On lap 400 in July, it is not a small thing.

Check the quick-access lid yourself →

3

The Fence Hooks Give It a Home Off the Concrete

There are built-in fence hooks on the bag. At tracks where there is a rail or a fence line near your section, you can hang it and keep it off the concrete and out of the aisle. When there is nothing to hang it from, it sits at my feet. Either way it is not taking up a seat, and seats are the thing you actually paid for.

See the built-in fence hooks →

4

Two Zip Pockets Keep the Small Stuff Out of the Ice

Two exterior zip pockets. That is where the sunscreen, the spare batteries for my scanner, and a folded schedule live. Before this bag, everything went into one compartment and I was digging through ice water hunting for batteries. Now the cold stays cold and the dry stays dry, and I am not dripping on the people in front of me while I sort it out.

Look at the two exterior pockets →

5

It Fits Behind the Seat in a Silverado Without Rearranging the Truck

The bag measures 11.5 inches high, 13.5 inches wide, and 8 inches deep, and it weighs just over a pound empty. It slides onto the back seat of my 2016 Silverado next to the two stadium seats and does not push anybody out of a spot. A hard cooler that size is basically a permanent passenger. The Under Armour bag gets out of the way when the weekend is over.

See the full dimensions on Amazon →

Two seasons, both tracks, one bag. The only thing I have had to replace is the ice.
A soft-sided cooler bag hanging from a fence rail beside a grandstand section, sunscreen and a folded paper schedule visible in an open exterior zip pocket
6

One Hand Is Enough on a Crowded Concourse

There is a comfort haul handle on top, and because the bag is light and soft it rides against your side instead of swinging out on a rigid corner. I can carry it in one hand and my stadium seat in the other. On a packed ramp, with people stopping dead in front of you every twenty feet, that is worth more than any number printed on a listing.

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7

The Liner Wipes Out, So It Does Not Smell Like Last July

The inside liner is rigid, and it wipes clean with a paper towel and a little dish soap. Two seasons of melted ice and one spilled soda, and it still does not smell like anything. The listing says the liner is BPA and lead free. I cannot verify that in my driveway. What I can tell you is that it cleans up in about two minutes and does not hang onto last weekend.

Read the liner and material details →

8

The Outer Fabric Shrugs Off Dirt and Splash

The outer shell is a coated fabric that resists dirt and water. It has been rained on at Bristol, set down on gravel, and had a full cup knocked over onto it. It rinses off. The bag is water resistant, not waterproof, so do not leave it sitting in a puddle overnight. For a track weekend, though, it is the right amount of protection without making the bag heavy.

See the coated outer fabric up close →

9

Soft Sides Are Kinder to a Bad Knee and a Tight Row

A hard cooler has corners, and in a narrow aluminum row, corners find your shin. The soft sides give, so you can wedge the bag between your feet and the row ahead without bruising yourself every time you shift. Between the Under Armour bag and the stadium seat I bring, my knee and my low back get through a long Sunday. That is the real test, not the spec sheet.

Check the current price on Amazon →

10

The Lifetime Warranty Means You Are Not Shopping Again Next Season

The listing carries a lifetime warranty. I have not had to use it. Two seasons in, no split seams and no failed zipper. But it is the reason I stopped buying a cheap cooler every other summer, and buying once beats buying twice. One caution, and I mean it: check your own track's posted cooler policy before you pack. Size and bag rules vary from track to track, and no product listing can tell you what your gate will allow.

See the lifetime warranty on the listing →

What I'd Skip

What I would skip is the wheeled hard cooler setup for the walk in. I have watched people wrestle one of those to the gate, get turned around by a size rule, and haul it all the way back to the truck with nothing to show for it. If you are tailgating in the lot all day and never going through the gate, a big hard cooler is a fine tool. If you are carrying your own drinks to a seat, it is a workout with a lid. The other thing I would skip is packing the full 24 cans. It fits, but ice is what keeps things cold, and a bag packed solid with warm cans is just a bag of warm cans.

Pack Lighter on Your Next Walk to the Gate

12 cans plus ice, two zip pockets, fence hooks, and a handle that gets the whole thing up the ramp in one trip. Look up the Under Armour Sideline Pro and read the listing details for yourself before your next race.

See the Sideline Pro on Amazon →