---
product_id: 572480545
title: "Cosybay Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, 90x90 Inch"
brand: "cosybay"
price: "₩185626"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/572480545-cosybay-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet
store_origin: KR
region: South Korea
---

# OEKO-TEX certified safe cotton shell 90x90 inch ultra fluffy feather blend All-season lightweight warmth Cosybay Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, 90x90 Inch

**Brand:** cosybay
**Price:** ₩185626
**Availability:** ✅ In Stock

## Summary

> 🛏️ Elevate your sleep game with cloud-level comfort and all-season style!

## Quick Answers

- **What is this?** Cosybay Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, 90x90 Inch by cosybay
- **How much does it cost?** ₩185626 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/572480545-cosybay-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet)

## Best For

- cosybay enthusiasts

## Why This Product

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

## Key Features

- • **Stay-Put Design:** Durable baffle box stitching and corner tabs keep your duvet perfectly in place—no shifting, no fuss.
- • **Year-Round Cozy:** Perfectly balanced weight for refreshing cool nights and snug winter warmth.
- • **Cloud-Like Comfort:** Experience ultra-soft, breathable luxury with a premium duck feather and down fiber fill.
- • **Certified Clean & Safe:** OEKO-TEX STANDARD 100 ensures skin-friendly, odorless, and hypoallergenic materials.
- • **Effortless Care & Longevity:** Machine washable cotton shell with double-needle hemming for years of plush comfort.

## Overview

The Cosybay Queen Size Feather Down Fiber Comforter is a 90x90 inch ultra-fluffy duvet insert filled with a luxurious blend of duck feathers and down fibers. Featuring a breathable, skin-friendly cotton cover certified by OEKO-TEX STANDARD 100, it offers lightweight warmth suitable for all seasons. Designed with durable baffle box construction and corner tabs, it ensures even fill distribution and prevents shifting inside duvet covers. Ideal for professional millennials seeking a hotel-quality sleep experience at home.

## Description

Full description not available

## Features

- 【Fluffy & Lightweight】Filled with a luxurious blend of duck feather fibers, duck feathers, and duck down fibers, Cosybay white duvet is ultra soft, lightweight, and breathable, providing a cloud-like sleeping experience. Sized at 90 X 90 inches, this lightweight QUEEN duvet insert offers cozy warmth for a restful night's sleep. Ideal for bedroom, guest room, or hotel accommodations, this home collection offers luxurious bedding options.
- 【Premium Materials Certified for Safety】Cosybay bedding duvets & down fibers comforters has passed STANDARD 102 by OEKO-TEX Certified. The cover/shell of comforter is cotton, which makes the comforter extra fluffy, breathable. Premium material guarantees high cleanness, odorless, low noice and skin-friendly feather comforter.
- 【Durable & Exquisite Details】Premium baffle box design construction keeps down fibers and feathers evenly in place and resists from any leaking to ensure a stable and comfortable sleep. The four durable corner tabs prevent quilt from shifting inside duvet cover. Excellent double needle hemming design to ensure its longevity for years.
- 【All Season Duvet Insert】Cosybay's classic all-season duvet, with the perfect weight and thickness, is designed for year-round use, ensuring comfort in both hot and cool weather.
- 【Usage Care & Quality Assurance】It comes with vacuum packaging. Please gently tap and allow the comforter to sit for several hours to restore its original shape. Spot clean or dry clean if necessary. Your satisfaction is our top priority. Please feel free to contact us with any concerns, and we will spare no effort to solve the problems.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Weave Type | Plain |
| Fabric Type | Shell: Cotton |
| Product Care Instructions | Machine Wash |
| Fill Material | Feather |
| Material Type | Cotton |
| Unit Count | 1.0 Count |
| Size | Queen |
| Item Dimensions L x W | 90"L x 90"W |
| Fabric Warmth Description | Lightweight |
| Recommended Uses For Product | Napping |
| Seasons | All, Winter, Summer, Fall, Spring |
| Special Feature | Skin Friendly, Lightweight, Durable, Ultra Soft, Breathable |
| Pattern | Solid |
| Sport Type | Camping |
| Blanket Form | Duvet |
| Theme | Plain |
| Color | White |
| Style Name | Modern |

## Product Details

- **Material:** Cotton
- **Color:** White
- **Brand:** Cosybay
- **Special Feature:** Breathable, Durable, Lightweight, Skin Friendly, Ultra Soft
- **Style:** Modern

## Images

![Cosybay Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, 90x90 Inch - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Available Options

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

## Questions & Answers

**Q: IS IT BREATHABLE?**
A: The Cover/Shell of Comforter is Cotton, Which Makes the Comforter Extra Breathable.

**Q: WHAT SEASON CAN I USE IT IN?**
A: Cosybay's Classic All-Season Duvet is Designed for Year-Round Comfort, Providing Warmth in Both Hot and Cool Weather.

**Q: MEASUREMENTS & DIMENSIONS?**
A: Twin 68"x90" ,Full 82"x86" ,Queen 90"x90" ,CAL King 104"X96" , King 106"X90" , Oversized Queen 98"X98",Oversized King 116"X98".

## Frequently Bought Together

- Cosybay Queen Feather and Down Fiber Comforter, Ultra Fluffy Duvet Insert Queen Size, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, 90"x90"
- Beckham Hotel Collection Bed Pillows Standard / Queen Size Set of 2 - Down Alternative Bedding Gel Cooling Pillow for Back, Stomach or Side Sleepers
- Queen Size 4 Piece Sheet Set - Comfy Breathable & Cooling Bed Sheets Set - Hotel Luxury Bedding for Women, Men, Kids & Teens - Deep Pockets, Easy Secure Fit, Soft and Wrinkle Free - Oeko-Tex - White

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**Shop now:** [https://www.desertcart.kr/products/572480545-cosybay-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet](https://www.desertcart.kr/products/572480545-cosybay-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-23*