Kingsdown Smart Match 2.0 Queen Mattress with RTG-Sleep 5900 - Image 1
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Kingsdown Smart Match 2.0 Queen Mattress With Rtg-sleep 5900

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SKU: 5390177P

KINGSDOWN Quality Craftsman Since 1904. A blue and white mattress on a bed frame in a modern, well-lit bedroom.
Style + SUBSTANCE. Since 1904, Kingsdown has handcrafted mattresses in the US with superior materials and quality.
Handcrafted Excellence
Handcrafted Excellence

Handcrafted in the United States, our master artisans are committed to better sleep through exceptional craftsmanship.

Finest Materials
Finest Materials

Every square inch of a Kingsdown mattress is handcrafted with superior materials, not just the parts you can see and touch.

Tested and Certified
Tested and Certified

Every single mattress is tested and certified before it leaves our hands to ensure consistent quality and accurate support.

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Kingsdown

For over a century, the Kingsdown name has been synonymous with unprecedented quality. Every detail is considered, and we ensure superior material selection and perfection, right down to the last stitch of our renowned tailoring. Since 1904, we’ve never compromised on comfort, and neither should you.

You'll Love Kingsdown

Sleep Cooler
Sleep Cooler

Kingsdown mattresses are designed to help regulate temperature for cooler, more comfortable sleep.

Motion Isolation
Motion Isolation

Individually wrapped coils decrease motion transfer, and select models feature an added buffer that runs the length of the mattress to mitigate partner disturbance.

Highly Rated
Highly Rated

Kingsdown mattresses are highly rated with over 20,000 reviews, averaging 4.7 stars and a 96% referral rate.

The cooling cover is enhanced with soft, resilient gel fibers, while the silk and wool fibers wick away moisture.The gel quilt foam layer provides cooling comfort and enhanced pressure relief.Tri-Tech gel memory foam is infused with copper, silver and graphite for ultimate comfort, while the adaptive memory foam does not allow temperature to affect the ability to support.Hundreds of individually wrapped coils for personalized support. Firmer coils target the lower back for added support where it's needed most.An undetectable divider separates both sides of the mattress to reduce partner disturbance from movement.Conveniently raise or lower the head and foot of your mattress using the RTG Sleep 5900 adjustable base with wireless remote control.

Features

Adjustable / Innerspring

Collection

Smart Match 2.0

Warranty

10 year limited warranty -

Code J -

View Warranty

Q&A answers generated with AI assistance.

How do the materials in this mattress perform in humid climates like Florida or Texas?

The choice of materials in this mattress makes it exceptionally well-suited for hot and humid environments. The inclusion of silk and wool fibers is a key performance feature, as these natural materials are superior at wicking away moisture and preventing the "clammy" feeling often associated with high humidity. Furthermore, the adaptive memory foam is designed to remain supportive regardless of ambient room temperature, ensuring consistent comfort even during the peak of summer.


How does this mattress manage heat for someone who sleeps hot?

This mattress utilizes a multi-layered thermal regulation system designed for advanced cooling. The cover is enhanced with resilient gel fibers and natural silk and wool, which are inherently moisture-wicking and breathable. Below the surface, a gel quilt foam layer and Tri-Tech gel memory foam—infused with copper, silver, and graphite—work together to conduct heat away from the body, ensuring a consistently cool sleep surface throughout the night.


Is this mattress a good choice for individuals with chronic lower back pain?

Yes, this hybrid mattress is engineered with targeted lumbar support. It features hundreds of individually wrapped coils that provide personalized contouring, while specific, firmer coils are strategically placed to target the lower back. This construction helps maintain proper spinal alignment and provides the reinforced support necessary to alleviate pressure in the lumbar region.


What are the specific benefits of the included adjustable base?

The RTG Sleep 5900 adjustable base allows you to customize your sleep position using a wireless remote to raise or lower the head and foot of the mattress. This flexibility is highly beneficial for lifestyle needs such as reading or watching TV in bed, as well as health concerns like reducing snoring, easing acid reflux, or finding the "zero-gravity" position to take pressure off the lower back and improve circulation.


Will I feel my partner moving during the night on this mattress?

This mattress is specifically designed to minimize partner disturbance. It features an undetectable internal divider that separates both sides of the mattress to prevent motion from traveling across the surface. Additionally, the individually wrapped coil system ensures that movement is isolated to the specific coils under pressure, rather than shaking the entire bed.


What is the advantage of the Tri-Tech gel memory foam?

Tri-Tech gel memory foam is a premium comfort layer infused with copper, silver, and graphite. Beyond its pressure-relieving properties, these infusions provide a two-fold benefit: they enhance the mattress's ability to dissipate heat and offer natural antimicrobial properties. This ensures that the mattress stays fresher and cooler than standard memory foam models, contributing to a more hygienic and comfortable sleep environment.

80"l x 60"w x 16"h; adjustable base: 14.50"h