Phone: +1-(213)-895-4871 Email: support@serweet.com

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Home   /   Products   /   Memory Foam Hybrid Queen Mattress - Medium Firm, Pocket Innersprings, Durable Coils

Memory Foam Hybrid Queen Mattress - Medium Firm, Pocket Innersprings, Durable Coils

$213.99 $399.98

  • Pocketed Springs & Soft Fabrics: Heavy-gauge pocket springs and soft foam provide medium firmness; breathable knitted top adapts to body heat, ideal for plus-sized individuals.

  • CertiPUR-US Certified: High-quality, CertiPUR-US certified foam offers optimal softness and pressure relief, perfect for back and neck pain.

  • Breathable & Supportive: Breathable fabric and air-flow foam enhance temperature regulation and durability with strong edge support.

  • North American Manufacturing: Made in a historic North American factory with advanced technology and local customization.

  • Easy Setup & Warranty: Compressed for shipping, expands in 72 hours. Includes a 100-night trial and 10-year warranty with responsive support.

When you receive the goods, you need to wait for a period of time for the smell to fade away and you can enjoy your mattress.

Immediately enjoy the softness of serweet

We Promise

Each product supplied by Serweet is undoubtedly free of risk. Our confidence in the authenticity of our products is demonstrated in several ways;

Safe delivery to home

Free delivery

We have a 10-year guarantee for you.

10-year Warranty

Don’t worry, you can try to sleep for 100 nights.

100-day trial

You can contact us if you have any questions.

Hassle-free Return

  • Safe delivery to home

    Free delivery

  • We have a 10-year guarantee for you.

    10-year Warranty

  • Don’t worry, you can try to sleep for 100 nights.

    100-day trial

  • You can contact us if you have any questions.

    Hassle-free Return

Coolvie Medium Firm Hybrid Mattress

Measurements & Dimensions

8 inch
Twin: 75''L × 39''W × 8''H - 44.8 lbs
Full: 75''L × 54''W × 8''H - 63.8 lbs
Queen:  80''L × 60''W × 8''H - 79.4 lbs
10 inch
Twin: 75''L × 39''W × 10''H - 50.3lbs
Full: 75''L × 54''W × 10''H - 64 lbs
Queen: 80''L × 60''W × 10''H - 81.5 lbs
12inch
Twin: 75''L × 39''W × 12''H - 61.8 lbs
Full: 75''L × 54''W × 12''H - 88.2 lbs
Queen: 80''L × 60''W × 12''H - 89.8 lbs

Materials & certifications

All of our mattresses have been tested and meet the requirements of the Cigarette Smoldering Text (16 CFR Part 1632) and the Open Flame Test (1633-Federal flammability).
✔And of course kESCAS is CertiPUR-US® certfified! Since most people spend so much time in bed, we feel like every one should be snuggling down on the healthiest foam.
✔Our foam is made without:
Ozone depleting substances
PBDEs, TDCPP or TCEP (“Tris”) flame retardants
Mercury, lead and heavy metals
Formaldehyde
Also without phthalates, which regulated by the Consumer Product Safety Commission that emits low VOC (Volatile Organic Compound)—for indoor air quality, which should be less than 0.5 parts per million.

Warranty & shipping

Free shipping and free returns in the US and Canada.*
Offered in the US and Canada. We ship in the United States and Canada from warehouse partners in each country.
Subject to 10-year Limited Mattress Warranty.



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