The split king bed (also known as a "Dual King") has two mattresses, so this set has two Twin XL fitted sheets that measure 39 x 84 inches. It also includes a matching cal king flat sheet, and two size appropriate pillowcases. The bottom edge of each fitted sheet is fully elasticized so you don't...
The Sleep Number x12 bed monitors breathing rate, movement and heart rate, assesses the quality of sleep, provides a SleepIQ score for each partner every night, and lets each know their optimum Sleep Number setting. Plus, each snoozer can either raise or lower their upper or lower body. In addition to settings for in-bed massage, underbed lighting and timer settings, this bed will automatically raise the head of someone who is snoring. The x12 will even turn off the night light.