Extra Firm 14 Inch Queen Mattress In a Box, Luxury Cooling Hybrid

The REGOSS Extra Firm 14 Inch Queen Hybrid Mattress is built for sleepers who need solid spinal alignment without feeling overly rigid. Combining high-density foam layers with a zoned spring core, this mattress targets pressure points across the lumbar area and hips. It is specifically designed to support back and stomach sleepers who often struggle with softer surfaces causing morning aches.

Temperature regulation is handled right at the surface with an ice-silk-infused cover. The fabric is cool to the touch, highly breathable, and wicks moisture away to keep hot sleepers comfortable throughout the night. Beneath the cover, gel-infused memory foam and a five-zone support system contour gently to your body, easing tension while maintaining an extra firm baseline structure.

Motion isolation is another key strength, powered by more than 800 individually wrapped pocketed coils. Because each steel coil is encased in non-woven fabric and moves independently, shifts from a restless partner stay on their side of the bed. Along the perimeter, REGOSS uses thicker 2.3mm steel coils compared to the 2.1mm center coils, ensuring the edges do not collapse when you sit down or sleep near the sides.

As an extra firm hybrid, this model will feel significantly firmer than plush or medium-soft alternatives, which may not provide enough give for dedicated side sleepers. Additionally, the 14-inch height makes it quite thick, so standard low-profile fitted sheets may be a tight fit. The listing does not mention built-in handles for moving or rotating the mattress.

Verdict: The REGOSS 14-inch Queen Hybrid Mattress is an excellent choice for back sleepers, stomach sleepers, and couples looking for rigid support, solid edge stability, and reliable cooling. If you prefer a firm, fiberglass-free bed backed by a 365-night home trial, this mattress delivers on all fronts.

• Size: Queen
• Thickness: 14 inches
• Firmness: Extra Firm
• Internal Construction: 7-layer hybrid with 800+ pocketed coils and high-density foam
• Edge Support: 2.3mm perimeter coils (2.1mm center coils)
• Certifications: CertiPUR-US, OEKO-TEX
• Safety: Fiberglass-free
• Home Trial: 365 nights

A great fit if you:

• Sleep primarily on your back or stomach and need firm spinal support.
• Tend to sleep hot and want a breathable, cool-to-the-touch cover.
• Share a bed and want pocketed coils that isolate partner movement.
• Sit or sleep near the edges and require sturdy perimeter support.

Consider something else if you:

• Prefer a soft, plush surface with deep body sinkage.
• Sleep strictly on your side and require softer cushioning around the shoulders.

Does this mattress contain fiberglass?
No, it is crafted without fiberglass and uses CertiPUR-US and OEKO-TEX certified foams designed to minimize lingering odors.

What makes the edge support strong?
The mattress features reinforced 2.3mm high-gauge steel coils around the outer perimeter, compared to 2.1mm coils in the center, preventing sagging when sitting or sleeping near the edge.

How long is the in-home trial period?
You receive a 365-night home trial along with responsive customer support.

How does it keep sleepers cool?
It features an ice-silk-infused, moisture-wicking cover that is cool to the touch and breathable, combined with gel-infused memory foam to help regulate body temperature.