1 / 6Rernisa GHA-12F-Main 12-Inch Full Hybrid Mattress
The Rernisa GHA-12F-Main is a 12-inch Full hybrid mattress with pocket coils and memory foam. Its listed medium-firm feel, pillow top, and boxed format may suit buyers looking for a foam-and-spring construction that can be moved through narrow spaces.
At a glance
- Pocket springs paired with foam in a 12-inch hybrid build.
- Listed as medium firm with a pillow-top surface.
- Manufacturer claims the independent pocket springs help limit motion transfer.
- Compressed and boxed for moving through narrow hallways, staircases, and doorways.
- Manufacturer says to allow 24–72 hours for full rebound after unpacking.
Reference price: $249.99
Price checked: Nov 14, 2026
View offerAhead of Black FridayExplore the selectionOften bought together
Pros and cons
Pros
- Combines pocket coils and memory foam for buyers who want both spring and foam layers.
- The Full dimensions and listed compatibility with box springs, slatted bases, and solid foundations help with frame planning.
- Boxed delivery is described as easier to maneuver through tight access routes than a fully expanded mattress.
Technical specifications
16 specifications| Brand | Rernisa |
|---|---|
| Model | GHA-12F-Main |
| Size | Full |
| Construction | Hybrid |
| Mattress type | Standard Mattress |
| Dimensions listed | 75 x 54 x 12 inches |
|---|---|
| Weight listed | 51 pounds |
| Mattress bases listed as compatible | Box Spring, Slatted Base, Solid Foundation |
| Firmness | Medium Firm |
|---|---|
| Top style | Pillow Top |
| Coil type | Pocketed Coil |
| Cover material | Polyester |
| Fill material | Memory Foam |
| Material type | Gel Foam |
| Special features | Cooling, Pressure Relief |
| Color | White |
What to know before buying
Listing details to confirm
The mattress is supplied compressed. Follow the listing's caution when unpacking because it may expand rapidly, and allow 24–72 hours for full rebound. The listing presents a CertiPUR-US certification claim and cooling, pressure-relief, motion-isolation, and reinforced-edge benefits, which are manufacturer claims rather than independently verified performance.
What’s in the box
Included- Mattress
Who is it for?
Customer reviews on Amazon
- 5 stars
92% 92% - 4 stars
8% 8% - 3 stars
0% 0% - 2 stars
0% 0% - 1 star
0% 0%
There is no supplied customer-review summary to explain what buyers liked or disliked. The aggregate rating distribution is favorable, with nearly all ratings in the top two star categories, but it is a small sample and does not establish specific experiences with comfort, cooling, or motion transfer. Treat those performance points as listing claims rather than customer-confirmed findings.
Frequently asked questions
What are the listed dimensions and weight?
The listing gives dimensions of 75 x 54 x 12 inches and a weight of 51 pounds.
What materials and construction does it use?
It is listed as a hybrid with pocketed coils, memory foam fill, and a polyester cover. The listing also identifies the material type as Gel Foam.
Which bed bases does the listing say are compatible?
It lists box springs, slatted bases, and solid foundations. Check that your frame supports the stated Full dimensions.
How long should it expand after unpacking?
The listing says to allow 24–72 hours for full rebound. It also cautions that the mattress may expand rapidly during unpacking.
Alternative options
Full Size Mattress, 12 Inch Hybrid Mattress in a Box, Pocket Coils | Gel Memory Foa...
$219.98
12 Inch Full Size Mattress, Hybrid Bed Mattress in a Box, 75" x 54" | Individual Po...
$203.99
Full Size Mattress 12 Inch Hybrid Mattresses, Medium Firm | 100 Night Trial, CertiP...
$159.90
Queen Mattress Firm Support 12-Inch: 2 Bonus Pillows, Medium Firm & Firm | Dual Fir...
$305.99
Beautyrest World Class Level Four Plush 13.5" Hybrid Full Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, motion separation
$1,579.00
Beautyrest World Class Level Three Extra Firm 14.25" Full Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, Durable Support
$1,279.00
EGOHOME 14 Inch Full Size Mattress Hybrid, Cooling Memory Foam Medium Firm | Bed Mattress in A Box, Cooling Copper Gel, Back pain & Pressure Relief, Fiberglass-Free, CertiPUR-US Certified, 75''L x 54''W
$499.99
Full Size Mattress, 12 Inch Hybrid Full Mattress in a Box | Cool Gel Memory Foam, P...
$289.99
12 Inch Full Size Hybrid Mattress in a Box,Features Cooling Gel Memory Foam and Res...
$249.99
12 Inch Full Size Mattress,Double Mattress,Medium Firm & Cooling Gel Foam | Hybrid ...
$339.99
14 Inch Full Size Mattress,Medium Firm Feel | Full Size Mattress In a Box,Pressure ...
$199.99
Full Mattress, 12 Inch Hybrid Mattress with Gel Memory Foam | WaveCore Foam, Pocket...
$339.99
