Firm Full Mattress 12 Inch, Full Size Hybrid Mattresses in a Box with Back and Lumbar Hip Support, Fiberglass Free, CertiPUR-US Certified-365 Nights Trial & 10 Years Warranty

Price: $259.99 - $233.98
(as of Sep 20, 2026 07:36:33 UTC – Details)

Product description

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Does this mattress come in a box, and how long does it take to fully expand?

Yes! This mattress arrives conveniently compressed, vacuum-sealed, and rolled in a compact box for easy delivery and setup. We recommend allowing 24–72 hours for full expansion and optimal comfort.

What firmness level is this hybrid mattress, and who is it best for?

This hybrid mattress features a firm to extra firm feel, delivering strong, stable support. It’s ideal for who prefer a firmer sleep surface that helps maintain proper spinal alignment without feeling overly rigid or uncomfortable.

What makes this hybrid mattress different from an all-foam mattress?

This hybrid mattress combines comfort foam layers with individually pocketed coils. The foam contours for pressure relief, while the coils provide stronger support, better airflow, and improved durability compared to all-foam designs.

Does this mattress help reduce motion transfer for couples?

Yes. Individually wrapped coils move independently and are paired with motion-absorbing foam layers, helping minimize motion transfer so you’re less likely to feel your partner move during the night.

Are hybrid mattresses good for all sleeper types?

Yes — hybrids are versatile and support side, back, and stomach sleepers. Choose the right firmness and layer configuration to match your body weight and sleep style.

Extra Shoulder & Lumbar Support: Designed with a specialized zoned construction, firm full mattress provides targeted relief for the shoulders and lower back, helping to alleviate tension where it’s needed most. An excellent choice for those who experience discomfort in these pressure-prone areas.
TARGETED LUMBAR & SHOULDER PRESSURE RELIEF: Featuring a zoned ergonomic support system, this hybrid full mattress provides reinforced support for the shoulders, lower back, hips, and waist. The balanced support helps reduce discomfort in key pressure areas while improving sleep posture.
COOLING HYBRID MATTRESS WITH 10X AIRFLOW: Built with breathable open pocket spring construction and cooling gel memory foam, this cooling full mattress promotes continuous airflow for a fresher sleep environment. Compared with traditional memory foam mattresses, airflow circulation is significantly enhanced for hot sleepers.
Trusted Brand with Lifetime Support: At UniPon, your comfort and trust are our top priorities. Backed by over 40 years of expertise, we proudly offer lifetime support service on every mattress-in-a-box purchase because your peace of mind matters just as much as your sleep quality
POCKET SPRINGS WITH MOTION ISOLATION: This full mattress features individually wrapped reinforced steel coils that absorb motion at the source, minimizing partner disturbance. The hybrid mattress design also improves edge support, durability, and quiet performance for uninterrupted sleep.
CERTIFIED SAFE, FIBERGLASS FREE MATTRESS IN A BOX: Made with CertiPUR-US certified foam, OEKO-TEX certified fabric, and compliant with CFR1633 standards, this fiberglass free full mattress offers a cleaner sleep experience. Conveniently compressed as a mattress in a box for easy setup.
Customers find the mattress excellent in quality, with the right firmness without being hard, and one customer mentions it’s firm enough to wake up without backache. They appreciate its comfort, value for money, and support, with one noting it provides good support for back issues. The mattress improves sleep quality, with customers reporting their sleep score increased by 50 points, and they find it easy to set up with a good fit that doesn’t sink in.