If a readjustment is needed, cut the sole following the corresponding contour of your shoe size. If it is removable, use the origin sole of the shoe as a model.
Replace the soles once they show signs of wear.
To cleanse them, use only a rag with water and soap (do not wet it).
Indication: To absorb micro-chocks and help prevent the discomforts linked to callosities, daily.