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Serenova

King Mattress 12 Inch Medium Firm King Size Mattress in a Box Hybrid Mattresses with Smarts™ Coil Pocket Springs for Motion Isol

$533.87 $1,628.99
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  • Experience unparalleled comfort with our 12-inch hybrid mattress, cradling you in blissful rest.
  • Feel secure with reinforced edges, ensuring stability and confidence as you unwind.
  • Relish uninterrupted sleep, thanks to superior motion isolation for peaceful nights.
  • Stay refreshingly cool, as breathable design promotes natural airflow all night long.
  • Advanced Smarts Coil Technology ensures targeted pressure relief and spinal alignment.
  • Reinforced Edge Support System prevents sagging with 20% thicker perimeter coils.
  • Superior Motion Isolation reduces motion transfer by 75% for undisturbed sleep.
  • Breathable Sleep Surface promotes airflow, keeping you cool throughout the night.
  • Expert-curated products designed to enhance your sleep quality
  • Dedicated customer support for personalized assistance
  • Fast, reliable shipping across the US
  • Secure checkout ensuring your privacy and peace of mind

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Your Perfect Match

Looking for a mattress that adapts to your body while providing exceptional support? This mattress leaves customers feeling refreshed and well-rested, thanks to its advanced coil technology and breathable design.

Description

SPECIFICATIONS

Brand Name: NoEnName_Null

Hign-concerned Chemical: None

Installation Method: Self-Contained

Origin: Mainland China

Thickness: ≥21 in

【Advanced Smarts Coil Technology】Our 12 inch hybrid mattress features innovative Smarts Coil springs that automatically conform to your body, delivering targeted pressure relief and proper spinal alignment. The high-compression coils provide customized support for all sleep positions - back, side and stomach sleepers.
【Reinforced Edge Support System】Specially constructed with 20% thicker perimeter coils to prevent sagging and create a stable sleeping surface. Provides secure edge support whether sitting or sleeping near the sides.
【Superior Motion Isolation】Individually wrapped Smarts Coil work with premium comfort foam to absorb movement, reducing motion transfer by 75%. Enjoy undisturbed sleep even with a restless partner.
【Breathable Sleep Surface】This king size mattress combines breathable fabric with an open-coil spring system to promote natural airflow. The design allows heat to dissipate naturally, helping you stay comfortably cool throughout the night
【Easy Setup & Warranty Protection】Arrives compressed in a box for convenient delivery. Allow 48-72 hours for full expansion. Backed by a 10-year limited warranty and supported by our dedicated customer care team.

Specifications
  • Details
    Specifications and Measurements Guide

    Brand Name: NoEnName_Null

    Chemical Safety: This product contains no high-concern chemicals, ensuring a safe sleeping environment.

    Installation Method: The mattress is self-contained, allowing for easy setup without the need for additional tools or professional assistance.

    Origin: Manufactured in Mainland China, adhering to international quality standards.

    Thickness: The mattress boasts a thickness of at least 21 inches, providing ample support and comfort.

    Advanced Smarts Coil Technology: The 12-inch hybrid mattress is equipped with innovative Smarts Coil springs. These springs automatically conform to your body, offering targeted pressure relief and proper spinal alignment. The high-compression coils are designed to provide customized support for all sleep positions, including back, side, and stomach sleepers.

    Reinforced Edge Support System: The mattress features a specially constructed edge support system with 20 percent thicker perimeter coils. This design prevents sagging and creates a stable sleeping surface, offering secure edge support whether sitting or sleeping near the sides.

    Superior Motion Isolation: Individually wrapped Smarts Coil springs work in conjunction with premium comfort foam to absorb movement, reducing motion transfer by 75 percent. This feature ensures undisturbed sleep even with a restless partner.

    Breathable Sleep Surface: The king-size mattress combines breathable fabric with an open-coil spring system to promote natural airflow. This design allows heat to dissipate naturally, helping you stay comfortably cool throughout the night.

    Easy Setup and Warranty Protection: The mattress arrives compressed in a box for convenient delivery. Allow 48 to 72 hours for full expansion. It is backed by a 10-year limited warranty and supported by a dedicated customer care team, ensuring peace of mind with your purchase.

Delivery & Shipping Info

Free Shipping on All Orders Across the Continental U.S.!

  • Enjoy free, contactless delivery to your door with fast, reliable shipping across the continental U.S. on every order!
  • Select products offer premium delivery with optional room of choice setup and full service options with disposal included, for a seamless experience. Premium service options are detailed at checkout.
  • Note: We currently do not ship to Hawaii or Alaska
  • Shop now for convenient delivery tailored to you! Learn more about shipping options here.

Need more details? Read our Frequently Asked Questions here

Return Policy

Hassle-free returns! Not satisfied? Return most items within 14 days of receipt for a refund or store credit. Learn more about our Dream Easy® Promise here

Need more details? Read our Frequently Asked Questions here

Payment & Security

We accept major credit cards, Shop Pay, Affirm, and Apple Pay. Payments are processed securely—we never store or access your card details.

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  • Discover
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  • JCB
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  • Visa

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King Mattress 12 Inch Medium Firm King Size Mattress in a Box Hybrid Mattresses with Smarts™ Coil Pocket Springs for Motion Isol - Sleep Galleria
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