The dimensions of a Sleepy's Elite Adjustable Base are 74" x 35.5" x 18.3" for a twin size, 79" x 37.5" x 18.3" for a twin XL size, 74" x 54" x 18.3" for a full size, 79" x 59" x 18.3-43" for a queen size, 79" x 75" x 18.3" for a king size, 83" x 71" x 18.3" for a california king size, 83" x 35.5" x 18.3" for a split california king size.

The Sleepy's Elite Adjustable Base weighs 131 lbs for a twin size, 133 lbs for a twin XL size, 160 lbs for a full size, 166 lbs for a queen size, 219 lbs for a king size, 217 lbs for a california king size, 133 lbs for a split california king size.

The weight capacity for a Sleepy's Elite Base is 850 lbs for all sizes, which includes the mattress, people, and anything else that will be used on top of the base.

A split king adjustable base is made up of two Twin XL adjustable bases placed side by side. This size is a great option for some couples because it features two separate bases for independent movement. There's a split in the bed so you can each select your own position.

A split head adjustable base is a base that is designed for couples who want to independently raise or lower their head. It is a single base, with a split head only, meaning the head of the base can be controlled separately. This provides a personalized experience for couples who want to watch tv, read, or have issues like snoring or acid reflux addressed.