Quadrastep F Flat Foot Orthotic Insoles
The Quadrastep F Flat Foot Orthotic Insoles are designed for true 'flat feet' with very poor alignment to the floor.
The Quadrastep F Flat Foot Orthotic Insoles feature a deep heel cup, large medial skive, medial RF and FF posting and a 1st metatarsal head cut-out to assist peroneal function.
We would recommend that the Quadrastep F Flat Foot Orthotic Insole is fitted by a qualified healthcare professional.
Features of the Quadrastep F Flat Foot Orthotic Insoles
Made to treat those who suffer from flat foot, the Quadrastep F Flat Foot Orthotic Insole is a sturdy and durable source of in-shoe support for those who rank as an "Pes Planovalgus" foot in Quadrastep's system and features:
- Deep heel cup
- Large medial skive
- Medial rearfoot and forefoot posting
- 1st MTH cut-out to assist peroneal function
- Ideal for PTTD
- Made from injection-moulded thermoplastic compound, for a unique combination of strength and comfort
Who can Benefit from the Quadrastep F Flat Foot Orthotic Insoles?
Those who suffer from shin splints and who are subject to calluses will experience corrective support when wearing the Quadrastep F Flat Foot Orthotic Insole. Other conditions the insole can help prevent and treat include:
- Posterior tibial dysfunction
- Tarsal tunnel syndrome
- Plantar fasciitis
- Patellofemoral pain syndrome
- Subfibular impingement
- Hallux valgus/limitus
- Splayfoot
The Quadrastep System
The Quadrastep System is a custom foot type orthotic system, as such we recommend that the selection and fitting of any Quadrastep Insole is undertaken by a qualified foot care professional.
Based on clinical assessment algorithm which identifies and differentiates the structural and functional aspects of the foot, the Quadrastep System has determined six different foot "types" and the insoles needed to offer optimum support and correction for each.
The Quadrastep F Flat Foot Orthotic Insole has been formulated for those who are identified as having Type F "Pes Planovalgus" Feet, the symptoms of which are underlined below.


Which Size of the Quadrastep F Flat Foot Orthotic Insoles is Right for Me?
It is highly recommended that your size and type of Quadrastep Insole be determined by a qualified healthcare professional.
The Quadrastep F Flat Foot Orthotic Insole is available in the following sizes:
Quadrastep Size | Size (UK) | Size (EU) |
Size 1 | 4.5 - 5.5 | 37 - 38 |
Size 2 | 6 - 7 | 39 - 40 |
Size 3 | 7.5 - 8.5 | 41 - 42 |
Size 4 | 9 -10 | 43 - 44 |
Size 5 | 45 - 46 | 10.5 - 11.5 |