Most shoes come with a thin factory insole designed to fill space rather than support your foot. If your feet ache at the end of the day, your shoes feel slightly loose, or they simply do not feel as comfortable as they used to, a better insole is one of the easiest and most affordable upgrades you can make.

The challenge is choosing one. The range of insoles on the market is huge, and the wrong match can feel worse than no insole at all. Here is how to narrow it down.

Step 1: Start with how you use the shoes

Think about when and where you will wear the shoes, because that determines what the insole needs to do:

•        Everyday walking and standing. You want cushioning, a comfortable top layer and some breathability. This suits office shoes, casual shoes, work shoes and everyday sneakers.

•        Sport and higher-impact activity. You need firmer support and better shock absorption. Running, training or long hours on your feet call for something more structured.

•        Dress shoes and tight fits. Look for slim insoles that add comfort without taking up too much room.

Walter's separates its range into Everyday Insoles and Performance Insoles, which is a useful way to start sorting your options.

Step 2: Match the insole to your foot

Everybody's feet are different. Three things are worth paying attention to:

•        Arch height. Flat, medium and high arches all carry weight differently. If the insole's arch is in the wrong place, it can feel uncomfortable instead of supportive.

•        Where you feel pressure. Heel soreness suggests you need heel cushioning. Pain under the ball of the foot points to forefoot padding.

•        Foot width and volume. If your shoes already fit snugly, a thick insole will make them tighter. Remove the original insole first and compare the two.

Our article on how to choose the right insoles for all-day comfort covers these points in more detail.

Step 3: Check the materials

•        Foam cushioning provides comfort and light shock absorption for everyday wear.

•        Gel can add targeted padding in high-pressure areas such as the heel or ball of the foot.

•        Cotton or terry tops feel soft and tend to be more breathable than plain synthetic surfaces.

•        Anti-microbial treatments help reduce odour-causing bacteria in the insole itself, which matters if you wear the same shoes often.

Breathability matters more than most people realise. Warm, damp shoes are where odour and discomfort tend to start.

Step 4: Fit them correctly

1.     Take out the original insole and use it as a template.

2.     Place it on top of the new insole and trace around it.

3.     Trim carefully along the line, cutting a little at a time. You can always remove more, but you cannot add it back.

4.     Place the insole in the shoe and check that it lies flat with no folds at the heel or toe.

5.     Wear them for short periods at first. New insoles can take a few days to feel natural.

Do you need more than insoles?

Sometimes the issue is a specific spot, not the whole footbed. Heel slipping, rubbing at the back of the shoe or soreness in the forefoot can be eased with targeted accessories. The Shoe Comfort Kit combines foam heel cushions, gel ball-of-foot support and anti-slip sole grip pads, so you can fine-tune the fit of shoes you already own.

Keeping shoes fresh and comfortable

Comfort is not just about cushioning. Smelly or damp shoes are unpleasant to wear and wear out faster. A few simple habits help:

•        Rotate your shoes. Give each pair at least 24 hours to dry fully between wears.

•        Air them out. Pull out the insoles and loosen the laces after wear so moisture can escape.

•        Wear moisture-wicking socks where possible.

•        Use a deodoriser. A spray such as Walter's Shoe Freshener (peppermint scented) helps neutralise odours between wears.

•        Replace worn insoles. When the foam is flattened, cracked or permanently smelly, it is time for a new pair. How often depends on use, but heavily used insoles may need replacing within a year.

When to see a professional

Insoles can improve comfort, but they are not a medical treatment. If you have persistent pain, swelling, numbness or a diagnosed foot condition, speak to a doctor, podiatrist or other qualified foot-care professional before choosing insoles.

Conclusion

The right insole depends on your shoes, your activities and your feet. Start with how you wear the shoes, match the support to where you need it, check the materials and fit them carefully. Add good habits to keep your shoes fresh and you will notice the difference by the end of the day.

Walter's Shoe Care is a Canadian, family-run shoe care brand founded in Montreal in 1893. The company makes cleaners, protectors, conditioners, insoles and accessories for leather, suede and sneakers. Learn more at waltersshoecare.com.