1. Wash the inner sole separately with mild laundry detergent and rinse well.
2. Remove the surface dirt such as mud or grit with an old toothbrush or nail brush. Use a little warm water and mild detergent if needed.
3. Place in a laundry bag (lingerie bag) in with your washing load and wash on your usual cycle.
4. Dry your shoes naturally away from the direct sunlight.
Never use bleach on your Propet shoes and never dry them in the clothes dryer.