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FDW

FDW | 5 Inch Twin XL Mattress | Medium Firm | Gel Memory Foam Mattress | White | Bed in a Box, CertiPUR-US Certified | Pressure Relief, Cooling Ventilated Foam | Washable Removable Cover

  • Based on 38,208 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon
Arrives Wednesday, Jun 10
Order within 17 hours and 45 minutes
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Color: White


Size: Twin XL


Style: 5 IN


Features

  • VENTILATED GEL FOAM: Gel-infused memory foam mattress enhances airflow and regulates temperature, helping you stay cooler and more comfortable throughout the night for deeper, uninterrupted sleep.
  • ALL-POSITION SUPPORT: Whether you sleep on your back, side, or stomach or toss and turn, this memory foam mattress offers balanced firmness, cooler comfort, and proper alignment all night.
  • DUAL-LAYER CONSTRUCTION: This Twin XL Mattress features a total thickness of 5 inches, consisting of a 1-inch layer of gel memory foam over a 4-inch high-density base support foam core.
  • PRESSURE RELIEF & SPINAL SUPPORT: Body-contouring memory foam cushions pressure points like shoulders and hips while aligning your spine for deeper, more restorative sleep every night.
  • EASY MAINTENANCE: Includes a soft, breathable, and removable cover that unzips for easy machine washing, keeping your memory foam mattress fresh, hygienic, and like new with minimal effort.
  • MATTRESS IN A BOX: Our mattresses are easy to move. Just place it in any room, unbox and unroll the memory foam mattress, and watch it fully expand within 72 hours for restful sleep.
  • CERTIFIED CERTIPUR-US MATTRESS: Made without harmful chemicals, heavy metals, or ozone depleters ensuring a safer, healthier sleep environment with long-lasting comfort and trusted durability.

Description

Upgrade your sleep experience with FDW’s premium mattress, thoughtfully engineered to deliver lasting comfort, optimal support, and user-friendly convenience. Featuring a dual-layer construction that combines adaptive memory foam and a durable high-density support base, this mattress conforms to your body’s natural curves while providing targeted pressure relief and proper spinal alignment. Ideal for all sleeping positions, it helps reduce tossing and turning by cushioning key pressure points. The breathable memory foam enhances airflow and temperature regulation, so you stay cool and comfortable all night. A soft, skin-friendly, removable cover is machine-washable for easy cleaning and long-term freshness. Conveniently compressed in a compact box for efficient delivery, the mattress expands to its full shape within 48 to 72 hours in room temperature (if expansion appears slow after 24 hours, you may gently warm the mattress with a hair dryer on a warm setting to help the foam become more flexible). FDW mattresses are CertiPUR-US certified, made without harmful chemicals, ensuring a healthier and safer sleep environment.

Brand: FDW


Size: Twin XL


Product Dimensions: 80"L x 38"W x 5"Th


Item Weight: 24 Pounds


Item Firmness Description: Medium Firm


Top Style: Gel Top


Cover Material: Polyester


Number of Layers: 2


Fill Material: Gel Memory Foam


Special Feature: Removable Cover


Item Firmness Description: Medium Firm


Number of Layers: 2


Additional Features: Removable Cover


Construction Type: Memory Foam


Is Customizable?: No


Is Electric: No


Portable: No


Is Foldable: No


Size: Twin XL


Item Dimensions L x W x Thickness: 80"L x 38"W x 5"Th


Item Weight: 24 Pounds


Item Depth: 5 inches


Item Dimensions: 11 x 11 x 22 inches


top-style: Gel Top


Color: White


Style Name: 5 IN


Brand Name: FDW


Age Range Description: all


Model Name: Medium-Firm Mattress for Pressure Relief & Cooler Sleep Mattress


Product Benefits: Gel Memory Foam Mattress for Cool Sleep & Pressure Relief


Model Number: 5 Inch Gel Memory Foam Mattress


UPC: 195030088347


Manufacturer: FDW


Item Type Name: for Kid Adults CertiPUR-US Certified Mattress in a Box,Twin XL


Included Components: 1 Mattress


Cover Material: Polyester


Fill Material: Gel Memory Foam


Product Care Instructions: Machine Wash


Mattress Comfort Layer Material: Gel Memory Foam


Material Type: Memory Foam


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Jun 10

Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • You can’t even tell it’s thin when you’re lying still
Color: White Size: Full Style: 5 IN
I wasn’t expecting much from a thin, budget mattress, but this thing surprised me in the best way. First night on it, I slept great. It’s firm, supportive, and keeps my back straight without any sinking. That’s exactly what I want in a mattress. You can’t even tell it’s thin when you’re lying still. It only feels “thin” if you move around a lot, and even then it’s not uncomfortable — just firm. If you like soft, plush, sink‑in mattresses, this isn’t for you. But if you want something simple, flat, and supportive, this works perfectly. The foam feels dense, the surface stays level, and it doesn’t sag or dip. Paired with a solid metal frame, it’s a great setup. Honestly, it’s basically a glorified dog bed for humans — and I mean that in a good way. It’s straightforward, no gimmicks, and it does the job. For the price, you really can’t beat it. I’m sleeping better than I expected, and that’s what matters. ... show more
Reviewed in the United States on March 19, 2026 by GingerxDemon
    • Very Comfortable and Supportive Mattress
Color: White Size: Full Style: 5 IN
I’m really happy with this mattress. It’s medium-firm and very comfortable to sleep on. The gel memory foam adapts to your body and helps reduce pressure on your back. It also stays cool during the night, which makes sleeping more comfortable. The mattress arrived compressed in a box and expanded quickly after opening. For the price, the quality is surprisingly good and it’s perfect for a guest room, kids’ bed, or everyday use. ... show more
Reviewed in the United States on March 11, 2026 by Aisha
    • Its definitely on the firmer side, but super comfortable and amazing value
Color: White Size: Queen Style: 5 IN
I got the 5in Queen (not the all foam version). Its very comfortable, I would say its on the firm side and I like a firm mattress. Someone said if you roll over your hips touch the ground? That makes no sense and I am 190lbs. Its high quality foam. When my partner rolls over next to me, I cannot feel the bed move whatsoever. I bet most people would find this mattress more comfortable than the one theyre sleeping on. We have a $1500 Keetsa mattress and bought this 5" for our Sprinter Van and its as comfortable. Amazing value for the price. If you like a softer bed, throw a topper on it, if you like a firmer bed, its likely firm enough. ... show more
Reviewed in the United States on March 24, 2026 by khalilsc
    • Good option for a bunk bed
Color: White Size: Twin Style: 5 IN
I should've done the 6 inch mattress to get a 5 inch because the 5 inch is only 4 inches. No oder, expanded quickly just not to the advertised size, feels soft and comfy. Had it a month and no complaints yet.
Reviewed in the United States on December 14, 2025 by Amazon Customer
    • ⭐⭐⭐⭐⭐ Comfortable and supportive for everyday use
Color: White Size: Queen Style: 5 IN
I purchased the FDW 5-inch queen mattress (medium firmness) for a spare bedroom, and it’s been a great choice. The mattress arrived well packaged and expanded properly after opening. It feels comfortable and supportive, especially considering the thickness. The medium firmness provides good support without feeling too hard, and it works well for back and side sleeping. After several nights of use, it’s held its shape nicely and hasn’t sunk in. The mattress doesn’t have a strong odor, which I appreciated, and it was ready to use fairly quickly. For the price, the quality is better than I expected. Overall, this mattress does exactly what it’s supposed to do. It’s comfortable, supportive, and a great value. I would definitely recommend it for guest rooms, apartments, or anyone looking for an affordable mattress option. ... show more
Reviewed in the United States on December 15, 2025 by Rafael A
    • Perfect for kids!
Color: White Size: Twin Style: 5 IN
This 5-inch twin mattress is a fantastic value for the price! It arrived neatly compressed in a box and expanded quickly once opened. The gel memory foam feels medium-firm — supportive but still comfortable — and works great for kids or a guest bed. I love that the cover is removable and washable, which is super practical. It stays cool, doesn’t feel cheap, and has held its shape well. Very happy with this purchase and would buy again! ... show more
Reviewed in the United States on January 15, 2026 by Kaylee Marie
    • Quality product
Color: White Size: Full Style: 5 IN
Came vacuum packed and inflated quicker than I expected. Son is very happy and says it's comfy and he is sleeping better than a spring mattress. It's four inches of memory foam and one inch of gell foam. It is closer to queen size than a full.
Reviewed in the United States on March 16, 2026 by Ollie
    • Super comfy
Color: White Size: Full Style: 5 IN
It’s really nice on my back. The height of the mattress is a little thin but it’s really comfortable. I think it’s worth the value you pay, it also fit my frame well and the quality and durability was also good.
Reviewed in the United States on February 16, 2026 by Molly Matza

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