--- product_id: 1193984 title: "Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam" brand: "roost sleep" price: "€ 628.35" currency: EUR in_stock: false url: https://www.desertcart.at/products/1193984-queen-sofa-bed-mattress-replacement-4-5-inch-memory-foam store_origin: AT region: Austria --- # Queen size 72x58 inches fits most sofa beds Cooling mattress cover for all-night freshness 4.5-inch premium gel memory foam Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam **Brand:** roost sleep **Price:** € 628.35 **Availability:** ❌ Out of Stock ## Summary > 🛋️ Transform your sofa bed into a sleep sanctuary—comfort that keeps up with your lifestyle! ## Quick Answers - **What is this?** Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam by roost sleep - **How much does it cost?** € 628.35 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/1193984-queen-sofa-bed-mattress-replacement-4-5-inch-memory-foam) ## Best For - roost sleep enthusiasts ## Why This Product - Trusted roost sleep brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durability That Defies Time:** High-quality foam resists sagging and keeps its shape, ensuring your investment lasts through countless nights and guests. - • **Compact Delivery, Instant Expansion:** Compressed and rolled for easy shipping, it inflates to full size within hours—no waiting, just sleeping. - • **Effortless Upgrade for Any Sofa Bed:** Designed to seamlessly replace or top your pull-out couch or hide-a-bed with zero tools needed—instant luxury in minutes. - • **Cloud-Like Comfort Meets Firm Support:** Soft gel memory foam cushions while maintaining spinal alignment—perfect for back care without sacrificing plushness. - • **Versatile Sleep Solution for Modern Living:** Ideal for RVs, boats, bunk beds, or as a mattress topper—comfort wherever life takes you. ## Overview The ROOST SLEEP Memory Foam Sofa Bed Mattress is a 4.5-inch queen-size gel-infused memory foam mattress designed to replace or enhance pull-out couches, sleeper sofas, and hide-a-beds. Featuring a cooling, durable cover and high-density foam that prevents sagging, it offers firm yet comfortable support ideal for back health. Its versatile design fits most standard sofa beds and doubles as a topper for added cushioning. Delivered compressed for easy setup, it inflates quickly to provide a long-lasting, premium sleep experience at an affordable price. ## Description Buy ROOST SLEEP Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam | Queen 4.5" pull-out couch replacement mattress, ships in box, cooling gel memory foam for sleeper sofa on desertcart.com ✓ FREE SHIPPING on qualified orders ## Features - SOFA BED REPLACEMENT MATTRESS ONLY: Upgrade your pull-out couch, sleeper sofa, or hide-a-bed with a 4.5-inch queen gel memory foam replacement mattress. Soft, supportive foam creates a comfortable sleeping surface for you and your guests. Mattress only; couch and sofa bed frame not included. - FLEXIBLE FIT & USE: Designed for compatible queen pull-out couches, hide-a-beds, and fold-out frames, with no special tools required for installation. Can also serve as a mattress topper for extra cushioning. Check your frame’s mattress dimensions and folded clearance before ordering. - SUPPORTIVE FOAM & COOLING COVER: High-quality gel memory foam balances softness and support, helps resist sagging, and maintains its shape over time. A durable cooling mattress cover withstands everyday wear, whether used as a sofa bed replacement mattress or an additional comfort layer. - FOLDABLE & VERSATILE: Designed to fold into compatible sleeper sofas for convenient storage between uses. Also suitable for compatible RV and boat sleeping spaces or as a soft topper for an existing mattress, offering a practical, affordable comfort upgrade. Check dimensions and thickness requirements for each setup. - EASY DELIVERY & SETUP: Compressed and rolled for convenient delivery and handling. Unbox, unroll, and allow the mattress to expand fully before use, following the included instructions. Replace a worn sofa bed mattress or add cushioning to an existing sleeping surface. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B005SF6RNG | | Additional Features | Breathable, Foldable, Hypoallergenic, Pressure Relief, Temperature Regulating | | Age Range Description | Adult | | Best Sellers Rank | #776,959 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,118 in Mattresses | | Brand Name | ROOST SLEEP | | Color | Blue | | Construction Type | Gel Foam | | Cover Material | Polyester Blend | | Customer Reviews | 4.5 4.5 out of 5 stars (4,278) | | Fill Material | Gel Memory Foam | | Global Trade Identification Number | 00810162851057, 00832484006113, 07427986991888 | | Included Components | Mattress | | Item Depth | 4.5 inches | | Item Dimensions | 72 x 58 x 4.5 inches | | Item Dimensions L x W x Thickness | 72"L x 58"W x 4.5"Th | | Item Firmness Description | Medium | | Item Highlight | Queen 4.5" pull-out couch replacement mattress, ships in box, cooling gel memory foam for sleeper sofa | | Item Thickness | 4.5 inches | | Item Type Name | Sofa bed | | Item Weight | 32 pounds | | Manufacturer | Roost Sleep | | Manufacturer Part Number | 414800-1152 | | Manufacturer Warranty Description | 10 year warranty. | | Material Type | Gel Foam | | Mattress Base Compatibility | Sofa Bed | | Mattress Comfort Layer Material | Gel Memory Foam | | Mattress Type | Standard Mattress | | Model Name | Roost Sleep Cool Cloud Memory Foam Replacement Sofa Bed 4.5-Inch Mattress, Queen | | Model Number | 400-301-1150 | | Number of Items | 1 | | Number of Layers | 2 | | Number of Packs | 1 | | Product Benefits | Hypoallergenic, Improves Sleep, Posture Support, Pressure Relief, Reduces Toss & Turn | | Product Care Instructions | Spot Clean Only. A mattress protector is always recommended to protect your mattress from spills or stains. See Manufacturers Care Instructions Tag for further details. | | Shape | Rectangular | | Size | Queen | | Style Name | Sleeper Sofa Low-Profile | | UPC | 810162851057 832484006113 | | Unit Count | 1 Count | | top-style | Tight Top | ## Product Details - **Brand:** ROOST SLEEP - **Cover Material:** Polyester Blend - **Fill Material:** Gel Memory Foam - **Item Firmness Description:** Medium - **Item Weight:** 32 pounds - **Number of Layers:** 2 - **Product Dimensions:** 72"L x 58"W x 4.5"Th - **Size:** Queen - **Special Feature:** Breathable, Foldable, Hypoallergenic, Pressure Relief, Temperature Regulating - **Top Style:** Tight Top ## Images ![Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam - Image 1](https://m.media-amazon.com/images/I/91AoerVnC8L.jpg) ![Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam - Image 2](https://m.media-amazon.com/images/I/51jGFhEvt7L.jpg) ![Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam - Image 3](https://m.media-amazon.com/images/I/515-gw3XHKL.jpg) ![Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam - Image 4](https://m.media-amazon.com/images/I/51gJQOnBFWL.jpg) ![Queen Sofa Bed Mattress Replacement 4.5 Inch Memory Foam - Image 5](https://m.media-amazon.com/images/I/51Q5hP4tmcL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Does it include everything, The sofa and mattress ?** A: Of course. It comes with the sofa, mattress, delivery, install, and Amazon stock options, all for only $150. Act fast. **Q: What is the density of this mattress?** A: according to the reply I got from the Classic Brands company,the foam density of each layer of this mattress are as follows:top layer: 3 lb/cu.ftbottom layer: 1.8 lb/cu.ft **Q: My current mattress is 52" by 71" by 4", Will the full size mattress fit in my couch?** A: If you click on the product information it says that the full size measurements are 72 x 53 x 4.5 inches **Q: What are the dimensions (length, width, height) of the queen size mattress? thank you.** A: Im not certain what the actual dimensions are but it should be under the details on the website. I can tell you that the mattress is 4" thick. I purchase a double for my fold out sofa and was concerned because my sleeper sofa is on the smaller side of the standard dimensions. It fit fine. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/1193984-queen-sofa-bed-mattress-replacement-4-5-inch-memory-foam](https://www.desertcart.at/products/1193984-queen-sofa-bed-mattress-replacement-4-5-inch-memory-foam) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-11-14*