The FittaFeet unified is supplied with a 4 degree rearfoot post, meaning often no further additions or modifications are required. However, the shell can be heated and adapted as required (link to heating the shell page), or wedging can be added to the rearfoot.
Without modification the FittaFeet has a 4 degrees medial rearfoot post supplied.
…and stick in on. In this example a 3.5 degree high density EVA medial wedge has been added in minutes.
Or, by using self-adhesive wedges, simply cut a required wedge to size…..