It is made of 100% Pine Wood with first class workmanship. - Lubricated with vegetable oil, varnish etc. Does not contain chemicals. - ABSOLUTELY CANNOT BE WASHED IN THE DISHWASHER. - It is recommended to wash by hand and wipe with a dry cloth, and disinfect by wiping with a vinegar or salt-lemon mixture. - Lubricate your wooden product by rubbing it with odorless vegetable oils or olive oil at regular intervals and leave it to absorb the oil overnight. This process will extend the service life of your wooden tray. !!!ATTENTION IMPORTANT!!! Return Conditions: Your products must be returned as they are wrapped, boxed and untouched, otherwise the returns sent will not be accepted.