Koulabr Z Mattress: The Art of the Perfect Sleep
The Philosophy of Perfection: More Than Just a Mattress
In a world that never sleeps, we have created a sanctuary of absolute stillness and restoration. At Koulabr Z, crafting mattresses is not about mass production; it is about the fine engineering of comfort. We believe that every night spent on the right surface adds years of vitality to your life.
Our mission is to transform your sleep into an experience of both aesthetic and physical pleasure, merging orthopedic precision with a true sensation of weightlessness.
Zero-Motion Transfer Hybrid Design
Sleep undisturbed. Our advanced hybrid construction combines individual pocketed coils with high-density foam. This system absorbs movement at the source, ensuring that when your partner (or pet) moves, you stay sound asleep. It’s the perfect balance of “bounce” and stability.
Adaptive Pressure Relief & Cooling
Say goodbye to morning aches and overheating. The gel-infused memory foam layer contours precisely to your body’s unique shape, relieving pressure on your shoulders, hips, and lower back. Meanwhile, our breathable open-cell technology promotes airflow to keep you cool throughout the night.
Luxury Comfort, Factory-Direct Price
We believe premium sleep shouldn’t be a luxury. By utilizing a “mattress-in-a-box” model and shipping directly from our facility to your bedroom, we eliminate expensive showroom markups. You get a high-end, durable mattress with a 10-year warranty at a price that fits your budget.
Find Your Perfect Match. Tailored Comfort for Every Sleeper
Whether you prefer a cloud-like plush feel or firm, orthopedic support, our curated collection has the right fit for your sleep style. Every Koulabr Z mattress is engineered with our signature hybrid technology to provide the ultimate recovery your body deserves.
Twin Size Mattress, 10 Inch
| Size | Twin |
| Product Dimensions | 75″L x 38″W x 10″Th |
| Top Style | Pillow Top |
| Cover Material | Polyester Blend |
| Number of Layers | 5 |
| Fill Material | Gel Memory Foam, High Density Foam, Memory Foam |
| Special Feature | Back Pain Relief, Edge support enhancement, Maximum Support, Promote spinal alignment, Zone Support |
| Color | Coolling White |
| Coil Type | Pocketed Coil |
Full Size Mattress, 12 Inch
| Size | Full（NEW） |
| Product Dimensions | 75″L x 53″W x 12″Th |
| Top Style | Pillow Top |
| Cover Material | Fabric |
| Number of Layers | 6 |
| Fill Material | Gel Memory Foam, High Density Foam, Memory Foam |
| Special Feature | Breathable, Durable, Pressure Relief, Zone Support |
| Color | Coolling White |
| Coil Type | Pocketed Coil |
Queen Size Mattress, 12 Inch
| Size | Queen (NEW) |
| Product Dimensions | 80″L x 60″W x 12″Th |
| Top Style | Pillow Top |
| Cover Material | Polyester Blend |
| Number of Layers | 5 |
| Fill Material | Gel Memory Foam, High Density Foam, Memory Foam |
| Special Feature | Back Pain Relief, Edge support enhancement, Pressure Relief, Promote spinal alignment, Zone Support |
| Color | Coolling White |
| Coil Type | Pocketed Coil |
Queen Size Mattress, 14 Inch
| Size | Queen (U.S. Standard) |
| Product Dimensions | 80″L x 60″W x 14″Th |
| Top Style | Pillow Top |
| Number of Layers | 5 |
| Fill Material | Gel Memory Foam, High Density Foam, Memory Foam |
| Special Feature | Back Pain Relief, Edge support enhancement, Maximum Support, Promote spinal alignment, Zone Support |
| Color | Coolling White |
| Coil Type | Pocketed Coil |
Engineering the Perfect Sleep. Every Layer Designed with You in Mind
At Koulabr Z, we don’t just make mattresses; we engineer sleep systems. Our hybrid construction addresses the three most common sleep issues: overheating, back pain, and partner disturbance. Here is what’s inside every Koulabr Z mattress:
Comfort Engineering: What Happens Behind the Scenes
Beyond visible comfort, Koulabr Z mattresses are engineered for long-term durability and sleep hygiene. At the core of every model is a 6-layer system, where each component serves a specific purpose:
- Setup & Expansion: To reach its full height (12 or 14 inches) and allow the foam to fully recover its structure, the mattress requires 48 to 72 hours after unboxing. We recommend letting the mattress “breathe” in a well-ventilated room for the first 24 hours to dissipate any natural “new foam” scent.
- Reinforced Edge Support: Unlike standard all-foam mattresses, our hybrids feature a strengthened perimeter. This allows you to utilize 100% of the mattress surface—ensuring you won’t roll off, even when sleeping right at the edge.
- CertiPUR-US® Certified: All foam layers have undergone rigorous testing to ensure they are free from harmful chemicals, including phthalates, formaldehyde, and heavy metals. This guarantees a safe environment for allergy sufferers and children alike.
- Instant Adaptability: The individual pocket spring system does more than just isolate motion (meaning you won’t feel your partner tossing and turning); it actively adjusts to your body’s micro-movements, providing immediate pressure relief for your joints.
Designed for Every Dreamer. Who is Koulabr Z for?
Our mattresses are crafted for a diverse community of sleepers who refuse to compromise between quality and value. If you belong to any of these groups, Koulabr Z was built specifically for you:
New Homeowners & Renters With our easy Mattress-in-a-Box delivery, Koulabr Z is the perfect solution for anyone moving into a new space. It’s easy to move through narrow hallways and sets up in minutes.
- The Modern Couple Tired of waking up when your partner moves? Our individual pocketed coils ensure Zero Motion Transfer, meaning you stay sound asleep even if your partner tosses, turns, or gets up in the middle of the night.
- The “Hot Sleeper” If you often wake up overheated, our Gel-Infused Memory Foam and breathable knit cover are game-changers. We’ve engineered our layers to promote airflow and dissipate heat, keeping you cool and comfortable until morning.
- The Active Professional & Athlete Recovery is the key to performance. Our Z-Core Hybrid system provides the orthopedic alignment needed to soothe aching muscles and joints, ensuring you wake up recharged and ready to tackle the day.
- The Smart Budgeter You appreciate the finer things but don’t want to pay the “luxury showroom” markup. Koulabr Z offers the same premium materials found in high-end brands at a factory-direct price that makes sense.
Real Sleepers. Real Results. See Why Thousands Trust Koulabr Z for Their Nightly Rest
At Koulabr Z, your comfort is our mission, and your feedback is our greatest reward. We are proud to have helped thousands of people transform their sleep experience from “restless” to “restorative.” But don’t just take our word for it—hear it directly from our community of sleepers across the country.
“A Major Upgrade for My Son’s Room”
“This mattress arrived incredibly fast and was so easy to unbox. It fully expanded in just 24 hours, and the medium-firm feel is exactly what we were looking for—supportive but very cozy. The gel foam really works; my son says he doesn’t get night sweats anymore and finally sleeps through the night. It’s a huge upgrade from his last bed. Such a great value that I’m already planning to buy another one for my other child!”
Jessica
“Sweet Dreams and Beautiful Design”
“I am so happy with this purchase! It is incredibly comfortable and so soft that I find myself falling asleep almost instantly. Not only is it a great size, but the colors and design actually make my bedroom look more beautiful. I’ve been having the best dreams since I started using it! I highly recommend Koulabr Z to everyone—trust me, you will thank me once you try it.”
Amara
“The Perfect Cradle – Soft Yet Supportive”
“I’m 24 hours into the 72-hour expansion period, and I’m already impressed! Even before full expansion, it’s a massive upgrade. As a 5’5″ single sleeper, it suits my frame perfectly. It feels like a ‘medium-soft’ to me because of the cushy pillow top that cradles you just right, but the support underneath ensures I’m not sinking in. There was zero ‘new mattress’ smell, and the built-in handles made it so easy to move around by myself. It’s just great!”
Sarah
FAQ
How long does it take for the mattress to fully expand?
While you can technically sleep on your Koulabr Z mattress after 24 hours, we recommend waiting 48 to 72 hours for the hybrid layers to fully expand and reach their optimal loft and firmness.
How do I clean my Koulabr Z mattress?
To keep your mattress fresh, we recommend using a waterproof mattress protector. If a spill occurs, spot clean the cover with a mild detergent and cool water—avoid soaking the foam layers.
Can I use this mattress with my existing bed frame?
Yes! Koulabr Z mattresses are designed to work on almost any flat, sturdy surface. This includes box springs, slatted frames (with slats no more than 3-4 inches apart), platform beds, and even adjustable bases.
Is the 12-inch or 14-inch model better for side sleepers?
Both are great, but side sleepers often prefer the 12-inch or 14-inch models. These provide deeper layers of memory foam to cradle the shoulders and hips, relieving pressure points while the pocketed coils maintain spinal alignment.
What is “Motion Isolation” and do I need it?
Motion isolation means that when one person moves, the other doesn’t feel it. Thanks to our individually wrapped coils, each spring reacts independently. If you share a bed with a partner, a child, or a pet, this feature is essential for undisturbed sleep.