I found this on their website. I don't think I'll buy the cream, but follow the other instructions, instead.
There are also instructions for their other bags:
http://www.longchamp.com/en/longcha...284.html&parent=282¤t=produits&node=278
http://www.longchamp.com/en/longcha...312.html&parent=284¤t=produits&node=278
Le Pliage - Polyamide fabric with induction inside trimmed in cowhide leather
Care:
There are also instructions for their other bags:
http://www.longchamp.com/en/longcha...284.html&parent=282¤t=produits&node=278
http://www.longchamp.com/en/longcha...312.html&parent=284¤t=produits&node=278
Le Pliage - Polyamide fabric with induction inside trimmed in cowhide leather
Care:
To maintain your product, apply with a soft brush Longchamp colorless cream regularly to leather areas.
To remove dirt, clean the whole lining using a cloth or a soft brush, with water and neutral soap (avoid water spilling over leather parts when cleaning).
To remove dirt, clean the whole lining using a cloth or a soft brush, with water and neutral soap (avoid water spilling over leather parts when cleaning).