---
product_id: 592088451
title: "Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included)"
brand: "rhyme source"
price: "€ 622.50"
currency: EUR
in_stock: true
reviews_count: 5
category: "Rhyme Source"
url: https://www.desertcart.hr/products/592088451-rhyme-source-4-5-inch-cold-gel-memory-foam-mattress
store_origin: HR
region: Croatia
---

# 73"L x 52"W x 4.5"TH full size Gel layer cools surface temperature CertiPUR-US & OEKO-TEX certified durability Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included)

**Brand:** rhyme source
**Price:** € 622.50
**Availability:** ✅ In Stock

## Summary

> ❄️ Sleep Cooler, Live Better: The Ultimate Sofa Bed Upgrade You Can’t Miss!

## Quick Answers

- **What is this?** Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) by rhyme source
- **How much does it cost?** € 622.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/592088451-rhyme-source-4-5-inch-cold-gel-memory-foam-mattress)

## Best For

- rhyme source enthusiasts

## Why This Product

- Trusted rhyme source brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile & Portable:** Vacuum-packed for easy transport and compatible with boats, campers, or even floor use—sleep anywhere in style.
- • **Durability Meets Comfort:** High-density foam with CertiPUR-US certification guarantees long-lasting support without sagging.
- • **Stay Cool All Night Long:** Innovative cold gel memory foam dissipates heat, ensuring a refreshing and sweat-free sleep experience.
- • **Adaptive Support Technology:** Temperature-sensitive memory foam softens with body heat, contouring perfectly to your curves for pressure relief.
- • **Perfect Fit for Your Sofa Bed:** Full-size 4.5-inch mattress designed to seamlessly upgrade any sleeper sofa or couch bed.

## Overview

The Rhyme Source 4.5 Inch Cold Gel Memory Foam Mattress Replacement is a full-size, CertiPUR-US and OEKO-TEX certified mattress designed specifically for sleeper sofas and couch beds. Featuring a 2-inch cooling gel memory foam layer atop a 2.5-inch firm polyurethane base, it offers superior pressure relief, temperature regulation, and durability. Vacuum-packed for easy transport, this mattress adapts to your body heat for personalized comfort and is versatile enough for use in campers, boats, or directly on the floor.

## Description

2-inch Gel Memory Foamand a 2.5-inch foam support base

Review: Colchón firme y resistente. Ptotege bien de la estructura metálica del sofá.
Review: Matelas très confortable pour un divan-lit. Par contre il est préférable de mettre un sous matelas rigide pliable.

## Features

- Full size pull-out mattress measures 73"L x 52"W x 4.5"TH. The mattress is vacuum packed for easy transportation to family and friends. Please allow 24 to 72 hours for the mattress to return to its full shape, ensuring you enjoy quality sleep
- Cold Gel Memory foam mattresses offer superior pressure relief and support by conforming to the body's pressure points.which involves incorporating a gel layer in the mattress to dissipate and absorb body heat. This effectively lowers the surface temperature of the mattress, delivering a cooler sleeping experience.
- Gel Memory foam mattresses are made of high-density memory foam, providing exceptional durability and longevity. has passed the OEKO-TEX certification CertiPUR-US certification.They retain their shape and resilience over time, delivering consistent support and comfort, thus extending the lifespan of the mattress
- Our memory mattresses are not only suitable for folding sofa beds, but also compatible with other furniture or boats, campers&RVs. They can also be directly placed on the floor for use, suitable for various places you want
- Memory Foam Sleeper Sofa bed Mattress combines a 2.5in firm polyurethane foam base with a 2in Gel Memory foam，memory foam mattresses are highly temperature-sensitive and adjust their firmness based on body heat. They become softer and more contouring to the body's curves, providing additional support and comfort

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLV712F3 |
| Best Sellers Rank | #245,269 in Home ( See Top 100 in Home ) #1,685 in Mattresses |
| Brand | Rhyme source |
| Color | White |
| Customer Reviews | 4.2 4.2 out of 5 stars (440) |
| Date First Available | 2 December 2023 |
| Item Weight | 11.2 Kilograms |
| Material | Foam |
| Product Dimensions | 185.42 x 132.08 x 11.43 cm; 11.2 kg |
| Special Features | Washable Material |

## Product Details

- **Brand:** Rhyme source
- **Colour:** White
- **Cover material:** Polyester
- **Fill material:** Gel Memory Foam, Memory Foam, foam
- **Item firmness description:** Medium
- **Number of layers:** 2
- **Product dimensions:** 185.4L x 132.1W x 11.4Th centimeters
- **Size:** Full
- **Special features:** Washable Material
- **Top style:** Gel Top

## Images

![Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) - Image 1](https://m.media-amazon.com/images/I/61CdSXHLn7L.jpg)
![Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) - Image 2](https://m.media-amazon.com/images/I/61hcRa2Yt-L.jpg)
![Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) - Image 3](https://m.media-amazon.com/images/I/71ImwOzCjLL.jpg)
![Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) - Image 4](https://m.media-amazon.com/images/I/71TqSqheeaL.jpg)
![Rhyme source 4.5 Inch Cold Gel Memory Foam Mattress Replacement for Sleeper Sofa and Couch Beds - Full Size CertiPUR-US Certified (Sofa Not Included) - Image 5](https://m.media-amazon.com/images/I/71uziXtdIGL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by B***A on 22 September 2025*

Colchón firme y resistente. Ptotege bien de la estructura metálica del sofá.

### ⭐⭐⭐⭐⭐ Review
*by M***L on 12 August 2025*

Matelas très confortable pour un divan-lit. Par contre il est préférable de mettre un sous matelas rigide pliable.

### ⭐⭐⭐⭐⭐ Review
*by J***H on 14 January 2026*

The mattress arrived quickly and fit perfectly. Once it inflated to full thickness the mattress is very comfortable. Our folding sofa bed folded up with no problems.

## Frequently Bought Together

- Rhyme Source 4.5 Inch Cold Gel Memory Foam Sofa Bed Mattress Replacement, Full Size, Blue, Medium Firmness
- Meliusly Heavy Duty Sleeper Sofa Support Board (48x48 - Full Size) Reinforced Wood Sofa Bed Support, Pull Out Couch Mattress Board, Sleeper Bar Shield, SleeperSaver
- Sleep Philosophy Waterproof Sofa Bed Mattress Protector, Holden Sofa Bed Full Mattress Pad, 3M Scotchgard, Microfiber Mattress Topper Fitted Elastic Pocket Fits Up to 8 Inch, Full 54x72, White

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**Shop now:** [https://www.desertcart.hr/products/592088451-rhyme-source-4-5-inch-cold-gel-memory-foam-mattress](https://www.desertcart.hr/products/592088451-rhyme-source-4-5-inch-cold-gel-memory-foam-mattress)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-01-22*