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Beautyrest Black L-Class Extra Firm King Mattress & Luxury Adjustable Base

$5,599.98   $4,298.99

In Stock


Found only in Beautyrest Black®, BlackICE 4.0 Technology uses 4 cooling actions in our most advanced temperatures management system, so you feel cooler and sleep better. Our Luxury Pressure Relief, Your Best Rest. Curated Technoluxe foams reduce pressure points in your hips and shoulders.World's Premier Support System. Tripled. We elevate the design and performance of our legendary support in Beautyrest Black with our exclusive T3 Pocketed Coil Technology. Three steel strands wound into one coil absorb energy, reduce motion and provide exceptional resilience for support, durability and undisturbed sleep. Beautyrests Black Luxury Adjustable Base allows you to adapt your mattress to best suit your comfort needs and the smart features you have add modern functionality to your bedroom space. - Can be used with standard bed if slats removed - Clearance height from bed to floor is zero - Includes wireless remote control and headboard brackets - Dual Timed Massage - Zero - G Position - USB Ports - Underbed Lighting - Amazon Alexa & Google Home Compatible - Adjustable Head and Foot - Lift capacity: 850 lbs. - Warranty: 20-year


SKU: 700810012-K 2 Pieces

Included Pieces & Dimensions:

King Mattress: 76"W x 80"D x 13.75"H
Adjustable Foundation:46.5"W x 79.5"D x 8.5"H

Technoluxe foams

BlackICE 4.0 Technology

Multiple Positions


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