Care and maintenance set for RAW/valchromat. The set contains 500 ml. Guardian Bio-Oil, a sponge, and maintenance instructions. Guardian Bio-Oil is used to oil our RAW collection products. The oil repels water and protects against drying out. Guardian Bio-Oil is based on the cleanest oils and does not contain solvents. Guardian Bio-Oil has been tested by the Danish Technological Institute and has been granted the “Interior Climate Seal”. Read our instructions on how to maintain raw products here: Raw maintenance instructions.