How to cover a blanket with light head and heavy head?

In this quilt cover method, the heavy ones are placed below and the light ones are placed above.

Put the heavy blanket below and the light blanket above, which can ensure the uniform weight distribution of the blanket and avoid the discomfort caused by overweight at one end. At the same time, putting heavy weight under it also helps to maintain the stability of the blanket and prevent it from sliding or shifting. This kind of covering method also conforms to the ergonomic principle, and can provide better warm-keeping effect and comfort.