---
product_id: 576019632
title: "Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch"
brand: "cosybay"
price: "1521 kr"
currency: DKK
in_stock: true
category: "Cosybay"
url: https://www.desertcart.dk/products/576019632-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet-insert
store_origin: DK
region: Denmark
---

# 90x90 inch ultra fluffy queen size Lightweight & breathable all-season comfort Premium cotton cover with corner tabs Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch

**Brand:** cosybay
**Price:** 1521 kr
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your sleep game with the duvet that defines luxury and comfort.

## Quick Answers

- **What is this?** Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch by cosybay
- **How much does it cost?** 1521 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/576019632-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet-insert)

## 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:** Four corner tabs prevent shifting inside your duvet cover, keeping your bed perfectly styled.
- • **Cloud-Like Comfort:** Experience ultra-soft, feather-down blend for a sleep that feels like floating on air.
- • **Hotel-Grade Elegance:** Premium OEKO-TEX certified cotton cover delivers breathable softness and skin-friendly luxury.
- • **All-Season Versatility:** Perfectly balanced warmth and breathability to keep you cozy year-round without overheating.
- • **Durability Meets Luxury:** Baffle box design and double-stitched hems lock in feathers and ensure long-lasting plushness.

## Overview

The Cosybay Queen Size Feather Down Fiber Comforter is a 90x90 inch ultra-fluffy duvet insert filled with a premium blend of duck feathers and down fibers. Featuring a breathable, OEKO-TEX certified cotton cover and durable baffle box construction, it offers all-season comfort with lightweight warmth. Designed with corner tabs to prevent shifting, this luxury hotel-quality comforter combines durability, softness, and skin-friendly materials for a restful, cloud-like sleep experience.

## Description

Buy Cosybay Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch: Duvets & Down Comforters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【Fluffy & Lightweight】Filled with a luxurious blend of duck feather fibers, duck feathers, and duck down fibers, Cosybay blue 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 112 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 |
|---------------|-------|
| ASIN | B0D1YDJQR7 |
| Additional Features | Breathable, Durable, Lightweight, Skin Friendly, Ultra Soft |
| Age Range Description | Adult |
| Best Sellers Rank | #247,134 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #204 in Bedding Duvets & Down Comforters |
| Blanket Form | Duvet |
| Brand Name | Cosybay |
| Color | Blue |
| Customer Reviews | 4.4 4.4 out of 5 stars (811) |
| Fabric Type | Shell: Cotton |
| Fabric Warmth Description | Lightweight |
| Fill Material | Feather |
| Item Dimensions L x W | 90"L x 90"W |
| Manufacturer | Cosybay |
| Material Type | Cotton |
| Model Name | DFC B-Q |
| Model Number | DFC B |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pattern | Solid |
| Product Care Instructions | Machine washable in the gentle cycle with cold water, sun-dry or tumble dry on low. Do Not Dry Clean, Do Not Bleach, Do Not Iron. |
| Recommended Uses For Product | Napping |
| Seasons | All, Fall, Spring, Summer, Winter |
| Size | Queen |
| Style Name | Modern |
| Theme | Plain |
| Unit Count | 1 Count |

## Product Details

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

## Images

![Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch - Image 1](https://m.media-amazon.com/images/I/714j5lvVJCL.jpg)
![Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch - Image 2](https://m.media-amazon.com/images/I/4107XUFIQML.jpg)
![Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch - Image 3](https://m.media-amazon.com/images/I/4142gqPGa4L.jpg)
![Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch - Image 4](https://m.media-amazon.com/images/I/51EIVEu2NSL.jpg)
![Queen Size Feather Down Fiber Comforter Ultra Fluffy Duvet Insert, All Season Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Blue, 90x90 Inch - Image 5](https://m.media-amazon.com/images/I/41jS7iecuPL.jpg)

## 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 Feather and Down Fiber Comforter Twin/Twin XL, Fluffy Duvet Insert, All Season White Cotton Cover Luxury Hotel Bed Comforter with Corner Tabs, Twin Size 68x90 Inches
- Bedsure Twin XL Mattress Pad - Soft Mattress Topper for College Dorm Room Essentials, Extra Long Twin Quilted Fitted Bed Cover Protector with 8-21 Inches Deep Pocket, Washable, White, 39x80 Inches

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.dk/products/576019632-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet-insert](https://www.desertcart.dk/products/576019632-queen-size-feather-down-fiber-comforter-ultra-fluffy-duvet-insert)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-10-25*