Viventium cutting boards are made out of Oak gluelam. Since wood is a living material the wood could due to humidity,-crack. Therefore its important with extra tender love and care. The cutting boards are not dishwasher safe and shall not be put into water. Clean it by hand and keep it standing when it dries. Oil your oak cutting board regularly with an oudourless and flavourless oil, i.e Paraffin oil, and the product will age gracefully with you.
The cutting boards in the rest of the collection is to be dried off with a damp cloth.