Use a soft, dry cloth to wipe off dust and wipe off light stains with a damp cloth.
Put the bag in a dust bag or wrap it in a soft cloth.
Stuff paper or soft cloth to keep the bag in shape.
Do not leave the bag in a humid place or under direct sunlight.
Apply a little coconut oil or colorless hand lotion every 1-2 months.
Replace the bag regularly to reduce wear and tear.