Dealnight 12" Full Size Firm Hybrid Mattress in-a-box, Cooling Gel & Independent Spring, CertiPUR-US Certified, 10-Year Warranty, All Sleep Positions & Pets
Dealnight 12" Full Size Firm Hybrid Mattress in-a-box, Cooling Gel & Independent Spring, CertiPUR-US Certified, 10-Year Warranty, All Sleep Positions & Pets
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Dealnight 12" Full Size Firm Hybrid Mattress in-a-box, Cooling Gel & Independent Spring, CertiPUR-US Certified, 10-Year Warranty, All Sleep Positions & Pets

|7 ratings

Key item features

  • Reinforced Edge Support for Stability

    Two rows of heavy-gauge steel pencil coils are positioned along the left and right sides of the bed. This reinforced edge construction helps minimize roll-off sensation and provides a more stable surface for sitting or sleeping near the perimeter.

  • Targeted Support for Hot Sleepers, Heavier Individuals, and Back Pain

    Cooling gel infusion works alongside reinforced support zones to help regulate body temperature for those prone to night sweats. The structure is designed to reduce deep compression for heavier individuals, while the firm response promotes spinal alignment that can benefit those managing back discomfort.

  • Motion Isolation with Long-Term Durability

    Individually wrapped pocket springs help contain movement to one area of the bed, limiting disturbance from a partner’s shifts during sleep. High-density base foam and reinforced edges work together to resist sagging, supporting consistent performance over extended use.

  • Certified Safety Standards with Comprehensive Coverage

    This mattress carries CertiPUR-US, OEKO-TEX certifications, screened for over one thousand substances to avoid harsh chemicals. A 10-year warranty on the spring system provides extended coverage for long-term confidence.

  • Breathable Design with Hypoallergenic Materials

    A cooling gel top layer pairs with 3D knit fabric to support consistent airflow and moisture management throughout the night. The hypoallergenic outer fabric is selected to be gentle on skin, suitable for shared spaces with children or pets.

  • Compact Delivery with Flexible Placement

    The mattress is compressed and rolled for streamlined transport, allowing for easier setup in a variety of spaces. Once unboxed, it expands to full size within 48 to 72 hours and accommodates standard frames, fitting bedrooms, dorm rooms, guest spaces, or multi-use areas with a load capacity of up to 750 lbs.

Current price is $169.99
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3.9 out of 5 stars
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Showing 1-3 of 4 reviews

Mar 28, 2026
Gramma
Top Reviewer
Item details
Bed size: King
Mattress thickness: 14 in
Sold and shipped byDealnight
5 out of 5 stars review

Verified Purchase

Comfy! Very nice mattress!

Today I received this Dealnight 14in King Size Firm Hybrid Mattress in a Box in exchange of my honest review. The mattress comes vacuum sealed and tightly rolled into its original box. Upon opening the vacuum seal, the mattress started expansion immediately. It says to allow 48 to 72 hours to expand fully. I found after 5 hours it has expanded already to 13 inches. So with the remaining allowed time, I'm confident of it expanding the extra inch. So far, this is the first mattress in a box that one of the corners wasn't some what depressed a little requiring "kneading" of the mattress to force the corner up. There is also no humps in the mattress at the 5 hour mark. There is no odd smells when you open. Although this is a firm Mattress, it's not an uncomfortable firm. I'm looking forward to many restful nights with this dreamy mattress! Did I mention it comes with a warranty? Y'all, If you are looking for a comfortable, good night's sleep, look no further! This one, I highly recommend.

Incentivized Review
Helpful?3H44E4DR76OZ19897301878
Mar 28, 2026
AMANDA
Top Reviewer
Item details
Bed size: Queen
Mattress thickness: 14 in
Sold and shipped byDealnight
5 out of 5 stars review

Verified Purchase

Comfortable

The box that it came in was heavy so 2 people definitely to move it around safely. As soon as we opened it up it's already in full shape. Very comfortable even with it being firm. I sleep better already. It was easy to open and it's as described. I have the queen.

Incentivized Review
Helpful?3H44E4DR76OZ19897301878
Mar 28, 2026
Daisy
Top Reviewer
Item details
Bed size: Twin
Mattress thickness: 12 in
Sold and shipped byDealnight
5 out of 5 stars review

Verified Purchase

i love this product. great value for the money. 10/10 would recommend.

Incentivized Review
Helpful?3H44E4DR76OZ19897301878