---
product_id: 656785713
title: "Slumberdown 10cm Extra Deep Mattress Topper Kingsize Bed - Ultra-Soft Box Quilted Breathable Thick King Topper | 2-Year Guarantee, Elasticated Straps, Non-Allergenic & Washable"
brand: "slumberdown"
price: "₩375840"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/656785713-slumberdown-10cm-extra-deep-mattress-topper-kingsize-bed-ultra-soft
store_origin: KR
region: South Korea
---

# 2-year guarantee & elastic straps breathable, non-allergenic fill 10cm ultra-soft depth Slumberdown 10cm Extra Deep Mattress Topper Kingsize Bed - Ultra-Soft Box Quilted Breathable Thick King Topper | 2-Year Guarantee, Elasticated Straps, Non-Allergenic & Washable

**Brand:** slumberdown
**Price:** ₩375840
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your sleep game—because your bed deserves a glow-up!

## Quick Answers

- **What is this?** Slumberdown 10cm Extra Deep Mattress Topper Kingsize Bed - Ultra-Soft Box Quilted Breathable Thick King Topper | 2-Year Guarantee, Elasticated Straps, Non-Allergenic & Washable by slumberdown
- **How much does it cost?** ₩375840 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/656785713-slumberdown-10cm-extra-deep-mattress-topper-kingsize-bed-ultra-soft)

## Best For

- slumberdown enthusiasts

## Why This Product

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

## Key Features

- • **Secure Fit Every Night:** Strong elasticated corner straps keep the topper perfectly in place, no slipping or bunching.
- • **Ergonomic Spine Support:** Box-stitched quilting ensures even weight distribution to ease back, hip, and shoulder tension.
- • **Peace of Mind Guaranteed:** Crafted with premium materials and backed by a 2-year warranty for lasting durability.
- • **Allergy-Friendly Freshness:** Filled with breathable hollowfibre to reduce allergens and keep your sleep environment clear.
- • **Hotel-Quality Comfort Upgrade:** Transform any mattress with a plush 10cm deep topper for instant luxury sleep.

## Overview

The Slumberdown 10cm Extra Deep Mattress Topper for kingsize beds offers a thick, ultra-soft cushioning layer that upgrades any mattress to hotel-quality comfort. Featuring breathable, non-allergenic hollowfibre filling and box-stitched quilting for consistent support and spine alignment, it reduces aches and improves sleep quality. Equipped with strong elasticated straps for a secure fit and backed by a 2-year guarantee, this topper is perfect for enhancing comfort in homes, rentals, and travel accommodations.

## Description

Full description not available

## Features

- Memory Foam-Like Support - Add a thick layer of ultra soft cushioning that instantly upgrades your old and tired mattress, without having to pay for an expensive replacement. The 10cm depth on this king size mattress toppers delivers hotel-quality softness and pressure relief - perfect for a restful and deep sleep.
- Eases Back Pains & Aches - Evenly box stitched throughout to provide long-lasting shape and consistent depth. The quilted design on this soft mattress topper keeps the filling in place and distributes body weight evenly, supporting spine alignment - ideal for easing tension in the back, hips, and shoulders.
- Upgrade any Bed Instantly - Create a cosy and an inviting sleep space with Slumberdown 10cm mattress topper, adding comfort to firm, thin, or aging mattresses - ideal for spare rooms, rented flats, student beds, or Airbnb stays. Adds hotel-quality comfort without replacing your mattress.
- Non-Allergenic & Breathable - Wake up refreshed as this extra thick mattress topper is filled with non-allergenic & breathable hollowfibre, free from materials likely to trigger allergies. Enjoy clear breathing and fewer symptoms like sneezing, itching, or watery eyes.
- 2-Year Guarantee - Designed with comfort and craftsmanship in mind, all Slumberdown mattress toppers are made to the highest standards with exceptional attention to detail, and backed by a full 2-year guarantee for peace of mind.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Slumberdown |
| Colour | White |
| Product Dimensions | 200 x 150 x 10 cm; 4.2 kg |
| Material | Polyester |
| Special Features | Boxed Quilted, Extra Deep Filled, Non-Allergenic, Perfect for use in Camping, Campervan, Caravan and Motorhome, Strong Elasticated Corner Straps |
| Item Weight | 4.2 kg |

## Product Details

- **Brand:** Slumberdown
- **Colour:** White
- **Size:** King
- **Fabric Type:** 100% Microfibre
- **Special feature:** Boxed Quilted, Extra Deep Filled, Non-Allergenic, Perfect for use in Camping, Campervan, Caravan and Motorhome, Strong Elasticated Corner Straps

## Images

![Slumberdown 10cm Extra Deep Mattress Topper Kingsize Bed - Ultra-Soft Box Quilted Breathable Thick King Topper | 2-Year Guarantee, Elasticated Straps, Non-Allergenic & Washable - Image 1](https://m.media-amazon.com/images/I/81mI1AzsLTL.jpg)

## Available Options

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

## Frequently Bought Together

- Slumberdown 10cm Mattress Topper Kingsize Bed - Extra Deep Hotel Quality Soft & Comfy Box Stitched Microfibre Cover King Size Mattress Topper - Easy Fit Straps, Hypoallergenic, Washable (150 x 200cm)
- Slumberdown Hotel Quality Pillows 4 Pack - Bouncy Firm Support Side Sleeper Pillow for Neck, Back & Shoulder Pain Relief - Comfy, Soft Touch Quilted Cover, Hypoallergenic, Made in the UK (48 x 74cm)
- Slumberdown Cosy Nights King Size Duvet - 10.5 Tog All Year Round Quilt Ideal for Summer & Winter - Comfortable, Soft Touch Cover, Hypoallergenic, Machine Washable, Size (225cm x 220cm)

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**Shop now:** [https://www.desertcart.kr/products/656785713-slumberdown-10cm-extra-deep-mattress-topper-kingsize-bed-ultra-soft](https://www.desertcart.kr/products/656785713-slumberdown-10cm-extra-deep-mattress-topper-kingsize-bed-ultra-soft)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-08*