Sidas Volume Reducer 5mm

This Volume Reducer can be placed under a Sidas insole to reduce the volume of the shoe. The foot thus has better support in the shoe, giving better precision and comfort. Available in 3 mm (high density) and 5 mm (medium density). Can also be ground for a better fit to the shoe.
Features:

1 pair (Left + Right)
Height 5mm
High density.