Frequently Asked Questions

Choose Max Arch Support for flat feet, fallen arches, plantar fasciitis, bunions or overpronation, or if other arch supports flattened under you. Arch elevation: 1.38" / 3.5 cm.

Choose Light Arch Support for tired, aching feet, or if arch supports felt too high or too firm before. Arch elevation: 1.1" / 2.8 cm.

Not sure? Take the 60-second quiz and get your match.

Max is built for flat feet, plantar fasciitis, high arches, bunions and overpronation.

It also eases the knee and back pain that often comes with them.

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If they don't work for you, we refund you.

Max is firmer than most arch support insoles, on purpose.

Other arch supports flatten the moment you stand on them. Max holds up to 330 lbs / 150 kg without collapsing.

Want a gentler arch? Try our Light Arch Support Insoles.

Most arch support insoles flatten the moment you stand on them. Max doesn't.

Many customers say it works as well as their custom orthotics, or better, because it's firmer.

Not at the moment.

Adult sizes only. Check the size chart on the product page.

Pick your usual shoe size. Use the Men's or Women's tab, the way you buy shoes.

Between sizes? Go one size up and trim the toe.

Still unsure? Email support@orthoflexx.com with your shoe brand and size.

They fit most sneakers, work boots, walking shoes and casual shoes.

Take out your shoe's own insole first.

Tight dress shoes and flats usually don't have room for them.

Not yet. Our insoles come in a standard width, not a wide fit.

Wide options are coming soon.

If they feel too narrow, the 30-day money-back guarantee covers you.

1. Take the insole out of your shoe. Most are removable.

2. Put the OrthoFlexx insole in, fabric side up, and check the fit.

3. If it is too long, lay your old insole on top with the heels lined up and use it as a cutting guide.

4. Trim a little at a time, only at the toe. The insole should lie flat, with no bunching.

Yes. Add each size to your cart separately.

The bundle discount is applied automatically at checkout.

Yes. Email support@orthoflexx.com with your order number and the size you need.

We'll sort it out for you.

Start with 2 to 3 hours a day and add more each day.

Mild soreness in the first day or two is normal. Your feet are adjusting.

Most people feel relief within 1 to 3 weeks, and manage 8+ hour shifts after 1 to 2 weeks.

If the pain doesn't settle, email us. We'll help you find the right fit or refund you.

Yes. Many customers switch them between work boots, sneakers and walking shoes.

Many end up buying a pair for each of their most-worn shoes, so they never have to swap.

Shipping is free on every order.

Orders leave within 24 business hours, with tracking.

US orders ship from our US warehouse and usually arrive in 2 to 8 business days.

Other countries: see our delivery times.

You get an email with your tracking number when your order ships.

Tracking can take up to 24 hours to show the first update.

No email? Check your spam folder, then write to support@orthoflexx.com with your order number.

Email support@orthoflexx.com with your order number.

If your package is lost or arrives damaged, we send you a new one.

You can cancel for a full refund until your order ships. Email support@orthoflexx.com with your order number.

Need a different address? Email us before it ships. After it ships, a fee applies for the new shipment.

One pair of insoles per pair ordered.

Free Achilles Cushions on qualifying orders, added to your cart automatically. The product page shows which orders qualify.

Two free guides by email: the eBook "How poor foot support affects your entire body" and the 7-day exercise video for plantar fascia relief.

Yes. HSA and FSA cards are accepted at checkout for US customers.

You have a 30-day money-back guarantee, counted from delivery.

Worn and trimmed insoles are covered, and returns are free.

Email support@orthoflexx.com with your order number and we'll send you the steps.

Yes. Trimmed and worn insoles are covered by the 30-day money-back guarantee.

Email support@orthoflexx.com with your order number and we'll send you the steps.

We email you when your return is approved.

Your refund goes to your original payment method within 10 business days of that email.

Your bank may take a few extra days to show it.

Yes, if we ask you to send your order back.

If they are not returned, we deduct their retail value from your refund.

Many customers get a couple of years from a pair.

Replace them when the arch flattens or the top cover wears through.

To clean, wipe with a damp cloth and mild soap. Don't soak or machine wash them.

Sprinkle baking soda on the insoles overnight and brush it off in the morning.

Or wipe them with a diluted vinegar solution and air dry.