When the volume weight (length x width x height cm/5000) > the real weight, we call these kinds of goods Volume Cargo (or bulky cargo), such as the feather earrings, small gift bags. In the air shipping, it usually charges the shipping cost by weight. But for those volume cargo, the express companies charge the postage based on the volume weight.
So the weight of volume cargo listed on our website is measurmeaed calculation, equals to the volume weight.
Like FE0031, the real weight is