Wood - varnished and stainedDust as normal. Remove stains with a damp cloth without detergents. If the dirt remains, use a mild, natural detergent. The use of concentrated synthetic detergents is not recommended.
MattressClean, wipe off dirt with a wet rag and a mild detergent. The mattress can be soaked in water or washed in a machine, but please note that the foam inside will absorb a lot of water and it will take a long time to dry.