Box foundations are important for several reasons. First, they help to extend the life of the mattress by providing proper support and preventing sagging. They also improve overall sleep quality by reducing motion transfer and providing a stable surface for the sleeper. In addition, box foundations can help to alleviate back pain and other discomfort associated with sleeping on an unsupportive surface.

When choosing a foundation, it is important to consider which size works best for you. Here are some pros and cons of a 9" foundation:

Advantages:

• Offers a tall height that can make it easier to get in and out of bed
• Can offer a luxurious and elevated look to the bed setup

Disadvantages:

• May not be suitable for low-profile bed frames or smaller rooms
• May be more expensive than shorter box foundations