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      Memory-Foam
      White wooden bunk bed with ladder and blue bedding in a modern bedroom setting.
      5-inch memory foam mattress with four layers: comfort cushion, comfort support, hero layer, and dynamic support base, optimized for airflow.
      Medium firmness gel memory foam mattress with breathable, anti-microbial cotton cover, non-toxic materials, and hypoallergenic, machine washable features.
      Twin XL-size mattress dimensions 38.5 by 79.5 inches, white 5-inch thick mattress for comfortable sleep.
      Low-profile bunk bed mattress benefits: lightweight design, guardrail safety, and extra headroom space.
      Couple relaxing on a bed with breathable cover and optimal airflow mattress in modern bedroom.
      CertiPUR-US certified foam mattress with hand showing softness, highlighting formaldehyde-free, flame retardant-free, heavy metal-free, phthalate-free, and low VOC emissions.
      White wooden bunk bed with ladder and blue bedding in a modern bedroom setting.
      5-inch memory foam mattress with four layers: comfort cushion, comfort support, hero layer, and dynamic support base, optimized for airflow.
      Medium firmness gel memory foam mattress with breathable, anti-microbial cotton cover, non-toxic materials, and hypoallergenic, machine washable features.
      Twin XL-size mattress dimensions 38.5 by 79.5 inches, white 5-inch thick mattress for comfortable sleep.
      Low-profile bunk bed mattress benefits: lightweight design, guardrail safety, and extra headroom space.
      Couple relaxing on a bed with breathable cover and optimal airflow mattress in modern bedroom.
      CertiPUR-US certified foam mattress with hand showing softness, highlighting formaldehyde-free, flame retardant-free, heavy metal-free, phthalate-free, and low VOC emissions.

      5" Memory Foam Mattress, Twin XL

      $249.00
      0% OFF

      As low as 41.50/mo at 0% APR with

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      Size: Twin XL
      Free Shipping
      Premium Materials
      High Weight Capacity
      SKU: A183115-000
      Description

      Our 5-Inch Twin XL Memory Foam Mattress and your bunk bed or loft bed make the perfect pair. Its low-profile design is perfect for squeezing out extra headroom and keeping those guardrails functional, not just for show. The perforated memory foam layer is all about cozy, cradling your body while allowing air to flow freely so you stay cool and comfy all night. Beneath that, a high-density base foam provides a perfect mix of support and pressure relief, ensuring you wake up ache-free and ready to go. And forget lugging around extras like box springs or Bunkie Boards. This twin XL mattress for bunk bed keeps things simple with all the support you need built right in. Wrapped in a soft cover made with organic cotton, this twin XL-size mattress is as practical as it is plush. Plus, it’s easily removable and machine washable. And because it’s hypoallergenic and CertiPUR-US® certified, you can sleep easy knowing this extended twin mattress is clean, safe, and built for peace of mind. All that in a compact, comfy package that fits right into your life.

      Details
      • Comfy and Cozy: The perforated memory foam molds to your body for just-right comfort and keeps air flowing so you stay cool all night long.
      • Medium-Firm Support: High-density base foam targets pressure points to give a great mix of support and softness. Its compact, low-profile design skips the need for a bulky box spring or bunkie board.
      • Plush Cotton Cover: Bunk bed mattress is wrapped in a soft cover made with organic cotton that feels as good as it looks. Plus, it’s easy to take off and toss in the wash when needed.
      • Safe for Your Space: Made to keep your sleep space fresh and healthy, this mattress is hypoallergenic, clean, and CertiPUR-US® certified.
      • Dimensions: Twin XL bed mattress measures 80” L x 38.5” W x 5” H, perfect for tight spaces.
      Dimensions
      Length 80"
      Width 38.5"
      Height 5"
      Shipping Information

      At Bunk Beds for Adults, we're thrilled to offer our solid & stylish bunk beds with free shipping across the continental U.S.! Smaller shipments, including our Nantucket, Charleston, Soho, Orleans & Tahoe collections, ship via FedEx within 2-5 business days* once all items are ready. Larger shipments including pre-assembled components, like our Chicago & Boston collections, ship FragilePak freight in 4-6 weeks. For more information please visit our shipping policy page.

      Complete the look

        $0.00 $0.00
        5" Memory Foam Mattress, Twin XL
        $249.00
        0% OFF

        COMPLETE THE ROOM

        Close-up of white woven fabric texture.
        Cozy Comfort, All Night

        Our Memory Foam mattress features perforated memory foam that cradles your body while allowing airflow, keeping your sleep space comfortable even in lofts and bunks.

        Two people on a bed in a bedroom setting.
        Layered Support for Adults

        With a plush memory foam top and high-density base, this mattress targets pressure points while providing medium-firm support adults need for a restful night.

        Wooden crib with white mattress and blue pillows in a bright room.
        Designed for Elevated Sleep

        Low-profile and stable, the Memory Foam mattress keeps valuable headroom open while supporting adult weight—perfect for tight spaces and tall sleepers up top.

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        SUPPORT YOU CAN COUNT ON

        Diagram of a bunk bed with dimensions and instructions for mattress size.

        Free Shipping

        No extra cost—just straight from us, right to your door with free shipping on every order. Your dream bed is just a few clicks away.

        Diagram of a bunk bed with dimensions and instructions for mattress size.

        Support You Can Count On

        Got questions? Our in-house customer service team is here to help. Whether it’s design advice, assembly questions, needing spare parts, or a burning desire to chat about adult bunk beds, we’re just a chat, call, or email away.

        Diagram of a bunk bed with dimensions and instructions for mattress size.

        1 Year Warranty

        We stand behind our work. That’s why every bunk bed comes with a 1-Year Warranty covering defects in materials or craftsmanship. Sleep easy knowing your investment is protected.

        SEE WHY EVERYONE'S TALKING ABOUT OUR BEDS...

        Overall rating: 5.0 / 5 from 1 reviews.

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        Reviews

        Surprising comfortable

        "I'm very impressed with the comfort and quality of these 5 inch mattress's. I originally wanted the 8 inch but they were sold out. Everything came well packed and was delivered in a timely manner. I'm very happy with my purchase and the caring customer support I have received. 5 STARS!"

        — Jeffrey M. (5/5)

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