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On your feet all day on concrete? Read this

Why your feet burn by hour three of every shift (and why new boots won't fix it)

4 min read

The burn that starts mid-shift. The limp to the car. The heels that are worse the next morning. If you work on concrete, it usually isn't your boots. It's your arch.

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Man at the end of a long day, one shoe off, rubbing the arch of his foot

Sound familiar?

The shift, hour by hour

See if this is your day.

  • Hours 1 to 2Fine. You don't think about your feet.
  • Hours 3 to 5The burn starts, under the arch or across the ball of the foot. You start shifting your weight from leg to leg.
  • Hours 6 to 8Heels ache. Calves tighten. You find reasons to lean on something or sit for a minute.
  • Hours 9 to 12Every step is a decision. Knees and lower back have joined in. You walk so slowly your boss notices.
  • Clock outYou walk to the car differently than you walked in. First thing at home: boots off.
  • Next morningThe first steps out of bed are the worst of the day. Then you do it again.

If you've done the math on how many more years you can keep this up, keep reading. It isn't age. It isn't your boots.

What's actually happening

Sore feet after 12 hours on concrete aren't a toughness problem. They're a collapse problem.

Your arch is a spring, the only shock absorber between the floor and the rest of you. Walking, it gets a rest between steps. Standing for hours, it never does.

The muscles and the plantar fascia that hold it up work the whole shift. A few hours in, they tire. When they tire, the arch drops. That's the mid-shift collapse. Everything after it is the chain reaction:

  1. The fascia stretchesThe burn under the arch. The stabbing heel next morning, when it tightens back up overnight.
  2. The ankle rolls inwardNothing is holding the arch, so the foot flattens and the ankle follows.
  3. The calves work overtimeThey take over the arch's job. That's the tightness and the cramps.
  4. Knees, hips, lower back compensateEach joint adjusts to the one below. A few thousand steps a shift, and it adds up.

Cushioning doesn't stop this, and neither do most insoles on the shelf. Good at 7am, flat by lunch, because the arch in them is too soft to carry your weight. The only thing that stops the collapse is an arch that holds when your muscles can't.

How a dropped arch sends strain up through the ankle, knee, hip and lower back

Why what you've tried didn't work

Most insoles collapse under your weight. That's why they stopped working.

You've probably tried a few brands already. Here's why each one helped for a while, then didn't.

A soft arch support insole flattened after weeks of useTypical insole

New boots · $$$

The boot isn't the problem. The insole inside it is.

You paid for leather, a sole and a toe cap. The factory insole is flat padding with no arch in it. The boot protects your foot. It doesn't hold your arch up.

Helps for: a few weeks, while the padding is fresh.

Drugstore arch supports · $

There's an arch shape in the box. It doesn't survive you.

Stand on it for 10 hours at 180, 220, 280 lbs and the arch flattens under you. A couple of weeks later, it stays flat.

Helps for: about a week in work boots.

"Comfort" insoles · $

Padding under a dropped arch is a softer way to collapse.

The problem was never that the floor is hard. It's that your arch drops. More cushion changes nothing about hour three.

Helps for: the first hour.

Custom orthotics · $$$$

Some worked. Some didn't. All cost a fortune.

People who've had them say the same things. They cost a fortune. You move one pair between your boots and shoes. When they wear out, you pay again. And some never helped at all.

Helps for: until they wear out. In one pair of shoes.

On my feet all day

"Years ago I had to get them from a podiatrist and they cost me $450. These are just as good for a lot less money. I am on my feet all day and this has made a huge difference."

Lori K., US
Man flexing an OrthoFlexx Max Arch Support Insole to show the firm arch

The fix

The fix isn't more cushion. It's an arch that doesn't move.

Custom orthotics work because the arch is firm. It holds its shape under your weight, so your muscles don't have to. OrthoFlexx Max Arch Support Insoles do that one job, without the wait, the price or the podiatrist.

Arch Support that Doesn't Collapse.

  • Extra-firm arch base. Holds up to 330 lbs / 150 kg without flattening.
  • A real arch, not a bump. Arch elevation 1.38" / 3.5 cm, where your foot actually drops.
  • Deep heel cup. Keeps the heel centered, so the ankle stops rolling in.
  • Fits your work boots. Full length, trim-to-fit. Work boots, steel toes, clogs, sneakers.
  • Soft on top, firm underneath. Support, not a plank.
See the Max Arch Support Insoles

30-day money-back guarantee · Free shipping & returns

Free shipping & returns
30-day money-back guarantee
Rated 4.8/5 by 1,200+ customers
Podiatrist-approved
Dr. Elizabeth Daughtry, DPM

What a board-certified podiatrist says

"As an experienced podiatrist who also suffers from Plantar Fasciitis, I confidently recommend OrthoFlexx Max Arch Support insoles. They provide excellent support, comfort, and meet all the qualities I seek when suggesting insoles to my patients."

Dr. Elizabeth DaughtryDPM, DABFAS, FACFAS · Forbes Health Advisory Board Member

She recommends them to patients and wears them herself.

From people who stand all day

What changes at the end of the shift

4.8 / 5Excellent on Trustpilot · 1,200+ reviews
13 hours on concrete

"I stand on them for 13 hours a day on hard concrete floors and my feet and calves aren't tight and sore by the end of the day. I'll certainly reorder."

George P., Australia
12+ hours, concrete floors

"My heels would hurt by the time I was done. The next morning they would be worse. They have been a life saver. My heels don't hurt after the long days working. Just wish I would have ordered them sooner."

Jen R., US
Hours on concrete

"My left foot is over pronated. I can stand for hours on concrete flooring and my foot isn't killing me when I get home from work now. I am so relieved."

Cilya F., US
12 to 14 hours, 7 days a week

"My feet have been hurting for a while, I am on them seven days a week for 12 to 14 hours a day. I put them in my boots and the pain has gone away. I'm a believer."

Patrick V., US
Construction, 6-inch work boots

"Slid right into my six inch work boot and changed the day to day experience, which had been very tired, painful feet after a long day working construction job sites."

Dan T., US
On my feet all day

"They always hurt and made me tired. After a few days of wearing OrthoFlexx, my feet do not hurt nor does my back. It's nice to not feel so tired when I get home from work."

Robert H., US

See the Max Arch Support Insoles

Straight answer

What the first two weeks actually feel like

Firm support is a change. Better you know now than think something's wrong on day two.

Days 1 to 3

Your arch will notice it. That's the support working, not a wrong fit. New to firm support? Start with 2 to 4 hours a day.

Week 1

Most people are on full shifts by now. Calves and heels feel different first.

Week 2

The end-of-shift burn is what you notice is missing. If it isn't, the size or arch height is wrong for you. We swap or refund.

Break-in

"It took about a week of 30 min a day to get used to them. I wear them for 8 hr restaurant shifts in my clogs. Very comfy."

Dax F., US

Two minutes, before your next shift

Getting them into your boots

Pulling the factory insole out of a shoe

STEP 1

Pull out the factory insole

Most boots have a removable insole on top. Lift it out and keep it.

Placing an OrthoFlexx insole into the shoe

STEP 2

Drop in OrthoFlexx

Trim to fit if needed, using the old one as a template.

Walking with support from the first step

STEP 3

Work the shift

The arch holds from the first step. Ease in over a few days if you need to.

OrthoFlexx Max Arch Support Insoles

What you get

OrthoFlexx Max Arch Support Insoles

One job: hold your arch up for the whole shift.

  • Extra-firm arch that holds up to 330 lbs / 150 kg, shift after shift
  • Free shipping & free returns
  • 30-day money-back guarantee, wear them on real shifts
  • HSA / FSA accepted

See the Max Arch Support Insoles

30-day money-back guarantee

Wear them for real shifts. If your feet don't feel different in 30 days, send them back.

Worn, on concrete, for whole shifts. If they don't hold up or aren't right for your arch, full refund. No awkward questions.

Finish the shift. Walk to the car like you walked in.

The burn at hour three is your arch giving up. Give it something that doesn't. In one customer's words: "Finally, a painless day at work."

See the Max Arch Support Insoles

Free shipping & returns · 30-day money-back guarantee · HSA/FSA accepted

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