Whether you're spending long hours on your feet, walking for leisure or simply looking for dependable everyday support, the Prostep Orthotic Insole has been carefully selected by Mark Smith Orthotics to provide comfortable heel and arch support in a durable, high-quality orthotic.
Available in Full Length and 3/4 Length designs, with a choice of Medium or Firm densities, the Prostep range allows you to choose the combination that best suits your footwear, comfort preferences and everyday activities.
Manufactured with an anatomically contoured design and supportive heel cup, the Prostep helps provide stability and support while remaining comfortable enough for prolonged daily wear.
Available in adult sizes from UK 2 to UK 12, the Prostep is suitable for a wide variety of trainers, walking shoes, work footwear and casual shoes.
Looking for children's orthotics? We also offer a dedicated range of Children's Insoles, including the Children's Prostep, designed specifically for growing feet. You can find these products in our Children's Insoles category.
Why Choose the Prostep Orthotic Insole?
The Prostep Orthotic Insole may be suitable if you:
- Need dependable heel and arch support.
- Spend long periods standing or walking.
- Want a choice of support levels.
- Wear trainers, walking shoes or work footwear.
- Prefer a premium everyday orthotic.
Product Variations
Full Length
Supports the entire foot from heel to toe, making it ideal for trainers, walking shoes, work footwear and other shoes with removable insoles.
3/4 Length
Supports the heel and arch while leaving the forefoot free, making it suitable for footwear where additional forefoot space is beneficial.
Density Options
Choose the support level that best suits your comfort preferences.
-
Medium
– A balanced combination of cushioning and support for everyday wear. -
Firm
– Increased structural support for those who prefer a firmer orthotic.
Suitable For
The Prostep Orthotic Insole may be suitable for people who:
- Spend long periods standing or walking.
- Need dependable everyday heel and arch support.
- Wear work shoes, trainers or walking footwear.
- Want supportive everyday footwear.
- Prefer a premium orthotic.
May Be Suitable For People Experiencing
The Prostep Orthotic Insole may be suitable for people experiencing:
- General foot discomfort*
- Heel discomfort*
- Foot fatigue*
- Mild arch discomfort*
- Everyday walking discomfort*
- Long periods of standing*
Compatible Footwear
Suitable for use in:
- Trainers
- Walking shoes
- Walking boots
- Work footwear
- Casual shoes
- Everyday footwear with removable insoles
For the best fit, remove the existing removable insole before fitting wherever possible.
Why Buy from Mark Smith Orthotics?
Every off-the-shelf orthotic we stock has been carefully selected by Mark Smith, drawing on decades of experience manufacturing bespoke orthoses for NHS services, private clinics, healthcare professionals and members of the public.
The Prostep Orthotic Insole has been selected for customers looking for dependable everyday support, combining comfort, durability and a choice of lengths and support levels to suit a wide range of footwear.
Need Help Choosing?
Not sure which Prostep Orthotic Insole is right for you?
Book a FREE 15-minute discussion with Mark to learn more about our off-the-shelf orthotic range. We'll explain the differences between the Prostep, Elite, Trio, Gaitway, EquiFlex, DiabetiX and Safeguard products, helping you understand which option may best suit your footwear and everyday activities.
If you're looking for orthotics for a child, please visit our Children's Insoles category to view our dedicated children's range.
Please note that this service is intended to help you understand our products. We cannot diagnose medical conditions, prescribe treatment or recommend a specific product for a medical condition.
What is the difference between the Full Length and 3/4 Length versions?
The Full Length version supports the entire foot, while the 3/4 Length version supports the heel and arch while leaving the forefoot free for additional space in slimmer footwear.
What is the difference between the Medium and Firm versions?
The Medium version provides balanced everyday support, while the Firm version offers greater structural support for those who prefer a firmer orthotic.
How do I choose the correct size?
Choose the size that matches your usual UK shoe size using the sizing guide above. If you're unsure, we're happy to help.
Do you offer Prostep orthotics for children?
Yes. We stock a dedicated Children's Prostep Orthotic Insole, designed specifically for growing feet. Please visit our Children's Insoles category to view the full children's range.
When should I consider bespoke orthoses?
If you have complex foot mechanics, significant differences between your feet, or require a fully personalised solution, our bespoke orthoses may provide a more appropriate option.
- Full Length or 3/4 Length design
- Medium or Firm density
- Anatomically contoured orthotic
- Deep supportive heel cup
- Lightweight construction
- Available in adult sizes from UK 2 to UK 12
- Supplied as a pair
- Available in Full Length and 3/4 Length designs
- Choice of Medium or Firm densities
- Anatomically contoured heel and arch support
- Deep supportive heel cup
- Lightweight, durable construction
- Suitable for work, walking and everyday activities
- Available in adult sizes from UK 2 to UK 12
- Supplied as a pair
The Prostep Orthotic Insole is available in adult sizes from UK 2 to UK 12, with each size offered in both Full Length and 3/4 Length designs and Medium or Firm densities.
-
X-Small
: UK 2 – 3 (EU 35–36) -
Small
: UK 4 – 5 (EU 37–38) -
Medium
: UK 6 – 7 (EU 39–41) -
Large
: UK 8 – 9 (EU 42–43) -
X-Large
: UK 10 – 12 (EU 44–47)
When ordering, simply choose:
- Full Length or 3/4 Length
- Medium or Firm density
- The size that matches your usual UK shoe size
If you're unsure which option is most suitable, book a FREE 15-minute discussion with Mark and we'll be happy to help.

