It means that the quilt cover is of poor quality, so it will fall off.
Double-sided plush quilt cover means that there is fluff on both sides, that is, there is fluff on the front and fluff on the back, and both sides can be used, no matter which side is covered with fluff, regardless of the front and back sides.
Quilt cover, commonly known as quilt cover, is placed outside the quilt cover, and only the quilt cover is washed when it is dirty, thus reducing the workload.