Is the Beautyrest Heated Pad good for side sleepers?

Yes. The soft, cushioning surface suits side sleepers who want pressure relief at the shoulders and hips. Stomach sleepers and heavier sleepers usually need a firmer bed.

Does it need to stay plugged in all night?

It runs on power, so it needs an outlet near the bed. Most owners warm the bed before sleep and then turn the heat down or off.

What sheets fit an 18-inch mattress?

Use deep-pocket sheets made for mattresses around 18 inches thick. Standard sheets will pull off the corners.

How does it compare with a regular soft Beautyrest mattress?

The spring core and plush feel are similar to other soft Beautyrest models. The heated surface is the difference, and it adds a cord and controls a standard mattress does not have.

Is a California King the right size for two people?

Yes. A California King is long and narrow, so it gives each partner length but less width than a standard King. Check your room and frame before buying.