
Stearns & Foster Estate Medium Hybrid II Split King Mattress With Head Up Only Base
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SKU: 5914831P
TrioTemp Cooling Cover combines TENCEL fibers, cool-to-the-touch yarns, and heat-diffusing material for a cool night's sleep. TEMPUR-Indulge Memory Foam is an exclusive memory foam that perfectly matches the curves of your body for premium pressure relief. Exclusive IntelliCoil Innersprings respond to various types of pressure to deliver personalized support. PrecisionEdge provides a long-lasting, durable border that lets you sit or sleep on the edge of the mattress. Air vents increase airflow within the mattress and release warm air throughout the night.Conveniently raise or lower the head of your mattress using the RTG Sleep 2900 adjustable base with wireless remote control.
SKU: 5914831P
Features
Adjustable / Hybrid
Collection
Estate Medium Hybrid II
Q&A answers generated with AI assistance.
What type of mattress is included in this split king set, and is it designed to bend with an adjustable base?
This set features a hybrid mattress that combines proprietary IntelliCoil innersprings with TEMPUR-Indulge Memory Foam. The individually wrapped IntelliCoils flex smoothly to follow the contours of the base without compromising internal support, while the adaptive memory foam contours to your body's curves for targeted pressure relief across shoulders, hips, and back.
Does the mattress provide sturdy edge support along the sides and center split?
Yes. The mattress incorporates PrecisionEdge technology, a high-density coil border that surrounds the perimeter. This reinforces the structure, prevents roll-off, and provides a firm, durable seating edge when getting into and out of bed or transitioning across the center seam.
How does this mattress regulate temperature for hot sleepers?
This mattress utilizes a multi-tiered cooling design. The surface is built with a TrioTemp Cooling Cover incorporating breathable TENCEL fibers, cool-to-the-touch yarns, and heat-diffusing fibers that pull excess warmth away from the body. Additionally, integrated external air vents promote continuous airflow through the core to release trapped heat throughout the night.
What type of sheets and bedding are required for this split king setup?
Because a split king is composed of two independent beds, you will need a split king sheet set—consisting of two Twin XL fitted sheets and a single standard King flat sheet—or two separate Twin XL fitted sheets. Due to the generous 14.5-inch mattress profile and head elevation movement, deep-pocket fitted sheets with strong elastic borders are recommended to ensure sheets stay securely in place during adjustment.
How does the adjustable base operate, and what are the benefits of head-up elevation?
The included RTG Sleep 2900 base features head-up articulation managed via a wireless remote control for each side. Elevating the head allows each sleeper to independently customize their angle for activities like reading or watching TV, while also providing therapeutic lifestyle benefits such as opening airways to reduce snoring and easing acid reflux symptoms.
How does this split king setup benefit couples with different sleep schedules or habits?
A split king mattress set completely separates the two sleep surfaces, eliminating motion transfer when one partner gets into bed, changes positions, or adjusts their head angle late at night. Paired with motion-dampening TEMPUR-Indulge foam and pocketed IntelliCoils, restless movement remains isolated to one side.
38"w x 79"d x 14.5"h, adjustable base: 37.5"w x 80"d x 15"h




