---
product_id: 83007339
title: "Cosy Nights King Size Duvet 10.5 Tog - Breathable & Soft All Year-Round King Quilt for Summer, Autumn & Winter | UK-Made, Non-Allergenic & Washable (225 x 220cm)"
brand: "slumberdown"
price: "¥35683"
currency: JPY
in_stock: true
category: "Slumberdown"
url: https://www.desertcart.jp/products/83007339-cosy-nights-king-size-duvet-10-5-tog-breathable-soft
store_origin: JP
region: Japan
---

# 10.5 tog perfect all-year warmth King size 225x220cm UK-made with 2-year guarantee Cosy Nights King Size Duvet 10.5 Tog - Breathable & Soft All Year-Round King Quilt for Summer, Autumn & Winter | UK-Made, Non-Allergenic & Washable (225 x 220cm)

**Brand:** slumberdown
**Price:** ¥35683
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your sleep game with the duvet that’s always in season!

## Quick Answers

- **What is this?** Cosy Nights King Size Duvet 10.5 Tog - Breathable & Soft All Year-Round King Quilt for Summer, Autumn & Winter | UK-Made, Non-Allergenic & Washable (225 x 220cm) by slumberdown
- **How much does it cost?** ¥35683 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/83007339-cosy-nights-king-size-duvet-10-5-tog-breathable-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

- • **Generous King Size Dimensions:** A spacious 225 x 220 cm duvet that fits perfectly on king beds, rentals, or guest rooms for ultimate snugness.
- • **Consistent Comfort, All Year Long:** Balanced 10.5 tog warmth keeps you cozy through every season without overheating or chills.
- • **Crafted in the UK with Confidence:** Proudly made locally with meticulous quality control and backed by a solid 2-year warranty.
- • **Breathable & Ultra-Soft Microfibre:** Lightweight, breathable fibres wrapped in a silky-soft cover for cloud-like sleep every night.
- • **Hypoallergenic for Peaceful Nights:** Premium allergy-free materials prevent sneezing, itching, and watery eyes—sleep without compromise.

## Overview

The Slumberdown Cosy Nights King Size Duvet offers a perfectly balanced 10.5 tog warmth ideal for year-round use. Made in the UK with premium hypoallergenic microfibre, it delivers breathable softness and generous king-size coverage (225 x 220 cm). Designed for consistent comfort without overheating, it’s backed by a 2-year quality guarantee, making it a reliable, stylish upgrade for any bedroom.

## Description

Great prices on your favourite Home brands, and free delivery on eligible orders.

## Features

- ALL-YEAR ROUND COMFORT - This comforter is designed for all year-round use, perfectly balanced to keep you cosy and snug in spring, summer, autumn, and winter months - no overheating or chills, just consistent, cosy sleep night after night.
- BREATHABLE & SOFT TOUCH - Enjoy a cosy, breathable sleep with our lightweight duvet, generously filled with ultra-soft fibres and finished in a soft microfibre cover - designed to keep you comfortable all year round without feeling heavy.
- 2-YEAR QUALITY GUARANTEE - All our quilts are proudly made in the UK, supporting local craftsmanship and ensuring the highest level of quality and attention to detail. And we have got a solid 2-year guarantee to back it up!
- NON-ALLERGENIC - Our 10.5 tog king size duvet is made with premium materials that do not contain any materials which are likely to cause allergies. It helps you prevent symptoms like sneezing, runny nose, itchy skin or watery eyes.
- KING SIZE DUVET (225 x 220cm) - Ideal for bedrooms, rentals, guest rooms, or campervans. Giving you a cosy, snug feel with a soft-touch microfibre cover that enhances bedroom decor and comfort wherever you sleep.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07CQ4ZJHD |
| Age Range Description | Adult,Baby |
| Best Sellers Rank | 181 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 7 in Duvets |
| Blanket Form | Duvet |
| Brand Name | Slumberdown |
| Colour | White |
| Customer Reviews | 4.6 4.6 out of 5 stars (9,751) |
| Fabric Type | Microfibre |
| Fabric Warmth Description | Lightweight |
| Global Trade Identification Number | 05012924053135 |
| Item Dimensions L x W | 2.2L x 2.25W metres |
| Item Thickness | 2 Centimetres |
| Item Type Name | Duvet |
| Manufacturer | Slumberdown |
| Manufacturer Part Number | 3519AMZ77 |
| Manufacturer Warranty Description | 2 Year Guarantee |
| Material Type | Microfibre |
| Model Name | Cosy Nights |
| Model Number | 3519AMZ77 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pattern | Solid |
| Product Care Instructions | Machine Wash |
| Recommended User Type | Adult |
| Recommended Uses For Product | bed |
| Seasons | All, Fall, Spring, Winter |
| Size | King Size Bed |
| Sleeping Bag Filling Material | Microfibre |
| Special Features | 2-year Quality Guarantee, Hypoallergenic, Ideal for use in Summer, Spring, Autumn and Winter, Made in the UK, Ultra soft |
| Style Name | 10.5 TOG |
| Theme | Plain, Solid |
| Unit Count | 1.0 count |
| Weave Type | Plain |

## Product Details

- **Brand:** Slumberdown
- **Colour:** White
- **Material:** Microfibre
- **Style:** 10.5 TOG

## Images

![Cosy Nights King Size Duvet 10.5 Tog - Breathable & Soft All Year-Round King Quilt for Summer, Autumn & Winter | UK-Made, Non-Allergenic & Washable (225 x 220cm) - Image 1](https://m.media-amazon.com/images/I/81jYcZdWrmL.jpg)

## Available Options

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

## Frequently Bought Together

- Slumberdown Cosy Nights King Size Duvet 10.5 Tog - UK-Made All Season Hypoallergenic King Size Quilt for Summer & Winter, Keeps you Cosy & Comfortable, Soft Hollowfibre Filling, Washable (225 x 220cm)
- Adam Home Pillows 4 Pack Hotel Quality Side Sleeper Bounce Back Bed Pillow Hypoallergenic & Anti Dust Mite Resistant Premium Filled Hotel Pillows Pack of 4

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**Shop now:** [https://www.desertcart.jp/products/83007339-cosy-nights-king-size-duvet-10-5-tog-breathable-soft](https://www.desertcart.jp/products/83007339-cosy-nights-king-size-duvet-10-5-tog-breathable-soft)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-03*