Growing feet need comfortable, supportive footwear to help keep children active throughout the day. The Children's Prostep Orthotic Insole has been carefully selected by Mark Smith Orthotics to provide dependable heel and arch support in a durable orthotic designed specifically for children's footwear.
Available in Full Length and 3/4 Length designs, with a choice of Medium or Firm densities, the Children's Prostep allows parents to choose the combination that best suits their child's footwear and support requirements.
The range is available in two children's sizes, covering UK Child Size 6 through to Adult UK Size 1 (EU 23–33), making it suitable for younger children and older children moving into junior footwear.
Its anatomically contoured design provides dependable heel and arch support while remaining comfortable enough for school, sports and everyday activities.
Whether your child is active at school, enjoys sports or simply needs additional everyday support, the Children's Prostep Orthotic Insole provides dependable comfort backed by decades of orthotic expertise.
Why Choose the Children's Prostep Orthotic Insole?
The Children's Prostep may be suitable if your child:
- Needs dependable heel and arch support.
- Spends long periods on their feet.
- Is active at school or during sports.
- Wears school shoes, trainers or walking footwear.
- Requires a choice of support levels.
Product Variations
Full Length
Provides support beneath the entire foot from heel to toe, making it ideal for trainers, school shoes and walking footwear with removable insoles.
3/4 Length
Supports the heel and arch while leaving the forefoot free, making it suitable for footwear where additional toe space is beneficial.
Density Options
Choose the support level that best suits your child's needs.
-
Medium
– Provides a balanced combination of cushioning and support for everyday comfort. -
Firm
– Offers increased structural support for children who prefer a firmer orthotic.
Suitable For
The Children's Prostep Orthotic Insole may be suitable for children who:
- Need additional everyday foot support.
- Spend long periods standing or walking.
- Are active during school or sports.
- Wear school shoes or trainers.
- Require dependable heel and arch support.
May Be Suitable For Children Experiencing
The Children's Prostep Orthotic Insole may be suitable for children experiencing:
- General foot discomfort*
- Heel discomfort*
- Foot fatigue*
- Mild arch discomfort*
- Everyday walking discomfort*
Compatible Footwear
Suitable for use in:
- School shoes
- Trainers
- Walking shoes
- Sports footwear
- Casual footwear
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 Children's Prostep Orthotic Insole has been selected to provide dependable everyday support for growing feet, combining comfort, durability and a choice of lengths and support levels.
Need Help Choosing?
Not sure which Children's Prostep Orthotic Insole is right for your child?
Book a FREE 15-minute discussion with Mark to learn more about our children's orthotic range. We'll explain the differences between the Children's Prostep, 4Kids, Kidz Step and our other children's products, helping you understand which option may best suit your child's footwear and everyday activities.
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 shoe space.
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 children who prefer a firmer orthotic.
How do I choose the correct size?
Choose the size that matches your child's usual UK shoe size using the sizing guide above. If you're unsure, we're always happy to help.
When should I consider bespoke orthoses?
If your child has complex foot mechanics or requires a fully customised orthotic 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 two children's sizes
- Supplied as a pair
- Available in Full Length and 3/4 Length designs
- Choice of Medium or Firm densities
- Designed specifically for children
- Available in two children's sizes
- Anatomically contoured heel and arch support
- Deep supportive heel cup
- Lightweight, durable construction
- Suitable for school, sports and everyday footwear
- Supplied as a pair
The Children's Prostep Orthotic Insole is available in two children's sizes, with each size offered in both Full Length and 3/4 Length designs and Medium or Firm densities.
-
Small
Suitable UK Shoe Size: Child UK 6 – 9
Approximate EU Shoe Size: EU 23–27 -
Medium
Suitable UK Shoe Size: Child UK 9½ – Adult UK 1
Approximate EU Shoe Size: EU 28–33
When ordering, simply choose:
- Full Length or 3/4 Length
- Medium or Firm density
- The size that matches your child's usual 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.

