Using vinegar:
1- Mix vinegar in a bucket with water.
2- Dampen a cloth in the solution and wring it out well.
3- Add a few drops of essential oil (orange, tangerine, lavender).
4- Pass the damp cloth over the cushion and let it air dry.
Using lemon and salt:
1- Mix lemon and salt until it forms a paste.
2- Apply to the stains on the cushion.
3- Leave to act for 1 hour and then wipe with a dry cloth.
Use Marseille soap:
1- Mix a glass of Marseille soap in a litre of warm water.
2- Dampen a cloth with the solution and wring it out well.
3- Dab on the cushion and let it dry.