We'll also look at some of the best adjustable base and split king mattress set to buy in the upcoming Memorial Day mattress sales. You may like The best mattress for couples 2025: 7 top-rated ...

For an added level of customization, check out our guides to the best adjustable bases and the best split king adjustable beds. Below, our top 5 picks for the best adjustable mattresses.

Our guide helps you understand what a split king bed is ... both of which are compatible with Casper’s Adjustable Base Max for a split king. ... 7 Best California King Mattresses of 2025. Home.

The mattress comes in a choice of firmnesses and two heights, but only the 11.5-inch profile is compatible with adjustable bases. It’s available as a split king and a split California king, a ...

This adjustable base is supposed to fit into most standard bed frames, ... It comes in sizes twin long, full, queen, king, split king, California king, and split California king.

You can also get a split king (76 inches x 80 inches) and a split California king (72 inches x 84 inches). These have the same measurements as a non-split bed, but are divided down the middle. You ...