| 主权项 |
1. A mattress cover for an internal mattress structure, comprising:
a top portion having a first zipper track; a side panel having a second zipper track and a third zipper track; and a bottom portion having a fourth zipper track, wherein the first zipper track is configured to be mated with the fourth zipper track to attach the top portion to the bottom portion to provide a sealed mattress cover having a first height, and wherein the first zipper track is configured to be mated with the second zipper track to attach the top portion to the side panel and the third zipper track is configured to be mated with the fourth zipper track to attach the side panel to the bottom portion to provide a sealed mattress cover having a second height. |
