Queen Size Mattress,14 Inch Queen Mattress in a Box,Superior Hybrid with Gel Memory Foam or Back & Lumbar Support,100 Night Trial,Maximum Support,Pressure Relief,Zoned Support Spring, Firm
Condition: New
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30-day refund / replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
In Stock.
Arrives
Tuesday, Mar 24
Size: Queen
Style: 14 Inch
Features
- SLEEP YOUR WAY. SIDE, BACK, OR STOMACH:KOULABRZ Hybrid Mattress adjusts to you. The soft, pressure-relief plush top(low-resistance foam and gel memory foam) layer cradles every contour. The dynamic wrapped pocket coils improve spinal alignment
- TARGETED SUPPORT WHERE IT MATTERS (ZONE SUPPORT) The Superior Zoned Support System, featuring 8.5 high-compression pocketed coils and reinforced lumbar foam ensure extra support for your lower back and hips. This reduces sinkage, promotes healthy spinal alignment, and helps alleviate back pain so you wake up refreshed and ready to take on the day
- SOFT YET SUPPORTIVETHE PERFECT FEEL SLEEPERS LOVE:It all starts with the KOULABR Z High-Compression Spring Systemshorter coils for stronger support and a thicker, more contouring comfort layer. The 8.5 high-compression pocketed coils reinforce the edges and isolate movement, ensuring balanced comfort in this hybrid mattress.
- MOTION ISOLATION, SLEEP UNDISTURBED:Responsive coils enhance support and isolate movementperfect for couples and pet lovers. With reinforced edges, you can enjoy every inch of your mattress without the fear of rolling off.
- CertiPUR-US WORRY-FREE WARRANTY:All memory foam is CertiPUR-US certified and tested, and we offer a 10-year warranty. We recommend allowing your new mattress to fully expand within 72 hours. Keep a safe distance when unboxing, as the queen mattress may expand rapidly and pose a risk. For any assistance or issues, please contact our customer support team.
Brand: KOULABR Z
Size: Queen
Product Dimensions: 80"L x 60"W x 12"Th
Item Weight: 60 Pounds
Item Firmness Description: Medium Firm
Top Style: Euro Top
Cover Material: Knit Fabric
Number of Layers: 5
Fill Material: Comfort Foam, Gel Memory Foam, High Density Support Foam, Individually Wrapped Coils
Weight Limit: 650 Pounds
Product Dimensions: 80 x 60 x 12 inches
Item Weight: 60 pounds
Manufacturer: KOULABR Z
Item model number: C3
Date First Available: July 31, 2025
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Tuesday, Mar 24
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Learn more about financing & leasing here.
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Top Amazon Reviews
We bought the KOULABR Z Twin 10-Inch Mattress as a gift for our son, and it has been a great choice. The mattress arrived well-packed in a box and expanded quickly with no strong odor. The medium-firm feel is perfect—not too hard and not too soft—providing good support for his growing body. The memory foam hybrid with individual pocket springs really helps with pressure relief and motion isolation. He sleeps comfortably through the night and doesn’t wake up as often when moving. The zoned support gives excellent back and spine support, which was important to us. It feels high-quality and well-made, especially for the price. Overall, this mattress is comfortable, supportive, and a great value. I would definitely recommend it for kids or teens.
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Reviewed in the United States on January 19, 2026 by Hsn Hsn
I recently purchased the KOULABR Z 12” Hybrid Mattress, and I’m very impressed. The medium-firm feel is exactly as described — supportive but still comfortable. It provides great back support while also cushioning pressure points when sleeping on my side. The hybrid design (gel memory foam + coils) makes a big difference. It doesn’t feel too soft or too hard — just balanced. I also noticed less motion transfer, which is great if you share the bed. The mattress expanded quickly after unboxing, and there was little to no odor. The quality looks and feels premium, especially for this price range. Overall, this is an excellent value for the money. Comfortable, supportive, and well-made. Highly recommend!
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Reviewed in the United States on February 14, 2026 by Olesia Yakuchun Olesia Yakuchun
After trying out this 10-inch Twin mattress, I can honestly say it exceeded my expectations. I bought it looking for a comfortable yet affordable option for my kids, and it turned out to be so cozy that I ended up buying another one. ✅ What I loved most: • Balanced comfort: It has a medium firmness that feels just right—not too hard, not too soft. Perfect for a restful night's sleep. • Motion isolation: The individual pocket springs really work. If someone moves on the other side of the bed, you barely feel it. • Memory foam + springs: The combo offers great support without sacrificing softness. It molds to the body without sinking too much. • Convenient packaging: It comes rolled up in a box, making it easy to carry. Once opened, it regains its shape within a few hours. ⚠️ Things to keep in mind: • Initial smell: Like many boxed mattresses, it has a slight odor when first opened. It fades within a day or two if you let it air out. • Weight: Even though it’s a Twin size, it’s heavier than I expected—but that also speaks to its quality. 🎯 Final verdict: This mattress is an excellent choice if you're looking for comfort, support, and easy setup. I’d definitely recommend it for everyday use, especially if you prefer medium firmness. The value for the price felt very fair to me.
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Reviewed in the United States on November 6, 2025 by Moses Banks
I am extremely impressed with this mattress! From the very first night, I noticed a huge difference in the quality of my sleep. The mattress has the perfect balance between softness and support — it gently contours to the body while still keeping the back properly aligned. I no longer wake up with aches or stiffness, which has been a big relief. The motion isolation is excellent too. Even when shifting positions during the night, the mattress stays stable and quiet. The top layer feels plush and luxurious, and the overall build quality is outstanding. You can tell it’s made with durable materials designed to last. Another thing I love is how cool it sleeps. The mattress doesn’t trap heat, and I stay comfortable all night long. It expanded quickly out of the box and had no strong odor at all, which is a big plus.
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Reviewed in the United States on November 25, 2025 by Lianet
Very comfortable and supportive mattress with excellent build quality. Provides the right balance between firmness and softness, making it suitable for a good night’s sleep without back or body discomfort. The mattress holds its shape well and does not sink, even after regular use.
Reviewed in the United States on January 25, 2026 by Javu. F
I recently purchased this 10-inch Twin Size Memory Foam Hybrid Mattress, and it exceeded my expectations in every way. It arrived neatly compressed in a box, making it easy to unpack and set up — just unroll it, and it quickly expanded to full size within a few hours. The combination of memory foam and individual pocket springs provides the perfect balance of comfort and support. It’s medium firm, offering great pressure relief for my back and hips while still feeling soft and cozy. The motion isolation is excellent too — no movement transfers, which helps for light sleepers. I also appreciate the zoned support design, which keeps my body properly aligned throughout the night. Overall, this mattress delivers luxury comfort, easy setup, and great value for the price. Highly recommend it for anyone needing a supportive and hassle-free twin mattress!
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Reviewed in the United States on October 15, 2025 by Jimi Adams Jimi Adams
I’m so impressed with this 10-inch twin mattress! It arrived quickly and expanded perfectly right out of the box. The hybrid design with memory foam and individual pocket springs makes a huge difference it’s supportive without being too firm. I get great pressure relief, and the motion isolation is amazing. The quality feels premium, and I’ve been sleeping so much better since switching to this mattress. For the price, it’s an incredible value. Highly recommend to anyone looking for a comfortable, medium-firm twin mattress!
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Reviewed in the United States on November 17, 2025 by Kate Kate
Size: King
Style: 12 Inch
The description said it would be medium firm, I think it’s softer than a medium firm, if you sit on the edge you get the feeling of rolling off the bed, it’s a softer bed, it is very comfortable, but if your looking for something firmer it wouldn’t be this one. The quality seems well put together, it was very easy to set up
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Reviewed in the United States on February 19, 2026 by Bugs