... days from the day you received the products, you can send it back to us, and we will give refunds to you,Buyers are responsible ... us please, we will do that for you also and give you more discount in next order.· If you are unsatisfied with our items, please ... ,non-toxic, non-stick,no smell,no harm for body, can withstand temperature from -40 to +230 centigrade, easy to clear ...