Samples are only used to check the quality, sent from our sample base, we do not charge any money, it is really free, we uphold the principle of fairness, justice and voluntary, there is a free sample policy, freight according to the weight of the sample DHL charge，2days shipping time let buyer received. if the buyer thinks the freight is expensive before the beginning, in fact, you can choose not to get our free sample. Instead of receiving a sample and thinking it's good quality,but give us 4 star said our shipping fee high.