Joybuy Insights

Buying shoes without the wrong fit: how to choose the right fit and features

Buying shoes seems straightforward until, after a few weeks, you develop problems with a tight toe box, soles that wear out quickly or insufficient grip on wet pavements. Online, you will also see terms such as “maximum cushioning”, “lightweight” and “suitable for every terrain”. These descriptions only become meaningful when you link them to verifiable specifications.

This buying guide will help you compare running shoes, trail running shoes, women’s trainers, men’s trainers, children’s shoes and other sports shoes with confidence.

Three common pitfalls when buying shoes

1. Focusing only on appearance or brand

A casual trainer may look great, but that does not automatically mean it is suitable for long walks or sport. A leather or synthetic upper may be sturdy, while the shoe offers less ventilation than a model with mesh. So, alongside the colour and model, always look at the material, sole and intended use.

2. Confusing “cushioning” with the right fit

Cushioned shoes often feel soft when you first put them on. However, the fit may still be wrong if your toes do not have enough room or your heel is not held securely enough. A soft insole cannot compensate for a last that is too narrow. Check the stated foot length, width fitting and advice on the product page.

3. Failing to match grip claims to the surface

A rubber sole does not offer the same grip on every surface. For everyday use on tarmac, a flatter tread is often practical. For mud, loose stones or wet paths, a deeper tread is more relevant. Brand names for sole technology are no guarantee for your particular situation; assess the material and tread together with the environment in which you walk or run.

Which features should you check?

1. Fit, size and toe room

Measure both feet at the end of the day while wearing the socks you usually use. Compare the measurement with the product’s size chart, as an EU size can fit differently depending on the brand or model.

Pay attention to these points:

  • Your longest toe should not touch the front.
  • Your heel should remain reasonably in place while walking.
  • The forefoot should not feel pinched.
  • When running, a little extra room can be useful, especially if you wear thicker socks.
  • A narrow last is not suitable for every foot; check whether a standard or slim-fit version is available.

For example, the PELLIOT Running Shoes list foot lengths in millimetres and, according to the product description, offer a standard version and a slim-fit for narrower feet. This makes the choice more specific than simply saying “true to size”.

2. Upper and breathability

For warm days, running and intensive sports sessions, mesh and woven textile are often airier than fully synthetic materials. A leather upper can offer a different look and structure for everyday wear.

Check the following:

  • Upper: mesh, canvas, leather, synthetic material or a combination.
  • Lining: important for how the shoe feels around the foot and for ventilation.
  • Reinforcements: these can improve durability, but may sometimes limit flexibility.
  • Care: not every model is suitable for machine washing.

“Breathable” does not mean that the shoe will stay dry in all conditions. It usually describes a construction that can support airflow and moisture management. According to the product description, the PUMA Pounce Lite collection uses an upper with textile and synthetic sections, while the Converse Star Player 76 OX has a canvas upper and textile lining.

3. Midsole and outsole

The midsole largely determines how the shoe feels when you walk or run. EVA and Cloudfoam materials are often associated with cushioning or energy return in product descriptions. Treat this information as the manufacturer’s description, not as a medical promise.

The outsole determines how the shoe contacts the ground:

  • A rubber sole is common on trainers and sports shoes.
  • A TPU sole may be used for durability and grip.
  • A deeper tread is generally better suited to unpaved paths.
  • A flatter tread often works better for use in town.

Grip is particularly important for trail running shoes. According to the product information, the Salomon DRX DEFY GRVL has an All Terrain Contagrip outsole and an Active Chassis for use on gravel and mixed surfaces. However, always check the current product details and size availability before buying.

Recommendations by user type

Suitable for: Budget-conscious beginners
Adidas Galaxy 7 M ROYBLU/FTWWHT/DKBLUEID8756 42

Adidas Galaxy 7 M ROYBLU/FTWWHT/DKBLUEID8756 42

Why it suits this profile: According to the product description, the regular fit, lace fastening and Cloudfoam midsole make this model suitable for beginner runners and everyday sports use on the road.

How this product avoids the pitfall

The product information states EU size 42, a foot length of 270 mm and a regular fit. This allows you to check the details more precisely than by judging appearance alone.

Key benefit & highlights

Textile upper, Cloudfoam midsole and TPU outsole according to the product specifications.

Suitable for: Buyers looking for premium quality
Nike Wmns Dunk Low HM9655-001 42.5

Nike Wmns Dunk Low HM9655-001 42.5

Why it suits this profile: For anyone looking for a well-finished everyday trainer who values leather, a padded collar and a recognisable low-top design.

How this product avoids the pitfall

The choice is not based on the silhouette alone: the product page lists leather and textile for the upper, a padded collar and a rubber sole.

Key benefit & highlights

Leather upper, padded collar, lined interior and rubber outsole according to the product description.

Suitable for: Specific use & intensive users
Salomon DRX DEFY GRVL L47809700 43 1/3

Salomon DRX DEFY GRVL L47809700 43 1/3

Why it suits this profile: According to the product information, this model is designed for gravel, mixed surfaces, trail running and walking. It is therefore suited to users who go beyond ordinary tarmac.

How this product avoids the pitfall

Choosing a trail model prevents you from using a flat city outsole on loose or uneven paths. However, check that the last suits your foot.

Key benefit & highlights

Active Chassis, Energy Foam midsole and All Terrain Contagrip rubber according to the product details.

Looking for more options?

We have put together a complete, up-to-date list of products that fully meet these strict selection criteria and the applicable European safety regulations.

Ordering shoes online: check this before payment

  • View the size chart and compare your foot length with the stated millimetres.
  • Check whether the item has a standard, wide or narrow fit.
  • Read the material and care information; some shoes are not suitable for machine washing.
  • Check the product photos for the sole tread, fastening and reinforcements.
  • Keep your order confirmation and check the information about returns and your statutory guarantee.
  • For children’s shoes, look for a fastening the child can use independently, such as hook-and-loop, and make sure there is enough room for the toes.

A model such as the Skechers Go Run 400-Darvix for children lists a regular fit, mesh upper, rubber sole and hook-and-loop fastening according to the product information. These are practical features for school, play and everyday use, but always check the current size and availability.

Frequently asked questions about buying shoes

How do I determine my shoe size when ordering online?

Measure your foot in millimetres and compare the measurement with the size chart for the specific model. Measure both feet and use the larger measurement. Also consider the fit: a regular last, slim-fit or wide last can affect your final choice.

How long do shoes last on average?

Their lifespan depends on use, surface, body weight, care and material. Sports shoes that are frequently worn outdoors wear differently from trainers used in the office or for everyday activities. Replace a pair when the sole shows visibly uneven wear, the upper starts to come away or the fit no longer feels stable.

Are expensive shoes automatically more comfortable?

No. Comfort mainly depends on the fit, correct size, material and intended use. An expensive model with a narrow last may feel less comfortable than a simpler model that suits your foot better. So compare the specifications and choose based on how you intend to use the shoes.