---
product_id: 534456239
title: "FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White"
brand: "fdw"
price: "R21289"
currency: ZAR
in_stock: true
reviews_count: 13
category: "Fdw"
url: https://www.desertcart.co.za/products/534456239-fdw-6-inch-king-mattress-medium-firm-gel-memory-foam
store_origin: ZA
region: South Africa
---

# Removable, machine-washable cover Gel-infused foam for cooler sleep 6-inch dual-layer memory foam FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White

**Brand:** fdw
**Price:** R21289
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your sleep game with cool comfort and tailored support—because your rest deserves the best!

## Quick Answers

- **What is this?** FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White by fdw
- **How much does it cost?** R21289 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/534456239-fdw-6-inch-king-mattress-medium-firm-gel-memory-foam)

## Best For

- fdw enthusiasts

## Why This Product

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

## Key Features

- • **Stay Cool All Night:** Gel-infused memory foam enhances airflow and temperature regulation for uninterrupted, refreshing sleep.
- • **Effortless Freshness:** Soft, breathable cover unzips for easy machine washing, keeping your mattress hygienic and like new.
- • **Sleep Delivered to Your Door:** Compressed in a compact box, this mattress expands fully within 72 hours—perfect for hassle-free setup and instant comfort.
- • **Pressure Relief Meets Durability:** Dual-layer construction with high-density base foam cushions pressure points while ensuring long-lasting support.
- • **Balanced Support for Every Sleeper:** Medium-firm design contours to your body, providing optimal spinal alignment whether you sleep on your back, side, or stomach.

## Overview

The FDW 6 Inch King Mattress combines gel-infused memory foam with a high-density support core to deliver medium-firm comfort that adapts to all sleeping positions. Featuring a breathable, removable cover and CertiPUR-US certification, it ensures a cooler, healthier, and pressure-relieving sleep experience. Conveniently shipped in a compact box, it expands within 72 hours for easy setup and lasting 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, whether on your back, side, or stomach. 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 72 hours. FDW mattresses are CertiPUR-US certified, made without harmful chemicals, ensuring a healthier and safer sleep environment.

Review: Great mattress! - Very comfy! We use this in our camper and it is a huge improvement. It is on the firmer side if that is what you’re looking for. Light and easy to move as well
Review: Excellent Value! - Exceptional quality for the price. Very nice mattresses and expanded immediately. They have soft covers and are comfortable to the touch. I would describe them as firm but I purchased them for my grandkids bunkbeds. The 6 inch twin was perfect and I expect these to last a very long time.

## 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 King Mattress features a total thickness of 6 inches, consisting of a 1-inch layer of gel memory foam over a 5-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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B2NMYWR3 |
| Additional Features | Removable Cover |
| Age Range Description | Adult |
| Best Sellers Rank | #204 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #2 in Mattresses |
| Brand | FDW |
| Brand Name | FDW |
| Color | White |
| Construction Type | Memory Foam |
| Cover Material | soft knitted fabric |
| Customer Reviews | 4.3 out of 5 stars 7,401 Reviews |
| Fill Material | Gel Memory Foam |
| Included Components | 1 mattress |
| Item Depth | 6 inches |
| Item Dimensions | 80 x 76 x 6 inches |
| Item Dimensions L x W x Thickness | 80"L x 76"W x 6"Th |
| Item Firmness Description | Medium |
| Item Thickness | 6 inches |
| Item Type Name | Queen Mattresses Medium Firm Mattresses for Cool Sleep Relieving Pressure Relief CertiPUR-US Certified Mattress in a Box |
| Manufacturer | FDW |
| Manufacturer Part Number | MEM-6K5613-White |
| Material Type | Gel Foam |
| Mattress Comfort Layer Material | Gel Memory Foam |
| Model Name | FDW |
| Model Number | King Mattress |
| Number of Items | 1 |
| Number of Layers | 2 |
| Number of Packs | 1 |
| Product Benefits | Our mattress is soft and hard, which can relax your body and mind. At the same time, its outer dust cover can be disassembled, which is convenient for cleaning. |
| Product Care Instructions | Machine Wash |
| Product Dimensions | 80"L x 76"W x 6"Th |
| Set Name | 6 IN |
| Size | King |
| Style Name | 6 IN |
| Top Style | Gel Top |
| UPC | 195030072544 |
| Unit Count | 1 Count |
| top-style | Gel Top |

## Product Details

- **Brand:** FDW
- **Color:** White
- **Cover Material:** soft knitted fabric
- **Fill Material:** Gel Memory Foam
- **Item Firmness Description:** Medium
- **Number of Layers:** 2
- **Product Dimensions:** 80"L x 76"W x 6"Th
- **Size:** King
- **Special Feature:** Removable Cover
- **Top Style:** Gel Top

## Images

![FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White - Image 1](https://m.media-amazon.com/images/I/81LJRjC1c8L.jpg)
![FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White - Image 2](https://m.media-amazon.com/images/I/41iDqu5DuBL.jpg)
![FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White - Image 3](https://m.media-amazon.com/images/I/81zAA+kR+mL.jpg)
![FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White - Image 4](https://m.media-amazon.com/images/I/61YfSzRHOaL.jpg)
![FDW | 6 Inch King Mattress | Medium Firm | Gel Memory Foam | White - Image 5](https://m.media-amazon.com/images/I/718lJMW4cAL.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great mattress!
*by D***P on July 21, 2026*

Very comfy! We use this in our camper and it is a huge improvement. It is on the firmer side if that is what you’re looking for. Light and easy to move as well

### ⭐⭐⭐⭐⭐ Excellent Value!
*by T***T on July 4, 2026*

Exceptional quality for the price. Very nice mattresses and expanded immediately. They have soft covers and are comfortable to the touch. I would describe them as firm but I purchased them for my grandkids bunkbeds. The 6 inch twin was perfect and I expect these to last a very long time.

### ⭐⭐⭐⭐⭐ Perfect guest bed mattress – comfortable and great value
*by G***D on April 18, 2026*

I bought the FDW 6 Inch Full Gel Memory Foam Mattress for my guest bed, and it has been a great addition. It’s the perfect balance of comfort and support—medium firm, so it feels good for different types of sleepers. My guests have all commented on how comfortable it is, especially for a mattress at this price point. It has just enough softness from the gel memory foam to relieve pressure points while still feeling supportive. It arrived compressed and expanded quickly without any issues. There was a slight initial smell, but it went away after a day or so, which is pretty normal for foam mattresses. Overall, this is a great budget-friendly option that makes a guest room feel welcoming and comfortable without overthinking it.

## Frequently Bought Together

- FDW 5 Inch Gel Memory Foam Mattress Medium-Firm Mattress for Pressure Relief & Cooler Sleep Mattress for Kid Adults CertiPUR-US Certified Mattress in a Box, King
- Hasuit Floating Bed Frame King Size with LED Lights, Metal Platform King Bed, No Box Spring Needed, Easy to Assemble (King)

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**Shop now:** [https://www.desertcart.co.za/products/534456239-fdw-6-inch-king-mattress-medium-firm-gel-memory-foam](https://www.desertcart.co.za/products/534456239-fdw-6-inch-king-mattress-medium-firm-gel-memory-foam)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-05*