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Duvet Insert King Down Comforter: 106x90 Inch 100% Organic Cotton Duvet Medium Warm All-Season Feather Down Comforter - Extra Fluffy 750 Fill-Power Down Feather Fibers Ethical Sourced (Ivory White)

4.5 (8) Write Review
Free shipping on orders over $29.99

$118.34

$ 53 .99 $53.99

In Stock

About this item

  • 37% Longer Deep Sleep: Cobnom cotton duvet insert is designed to improve your sleep quality by extending the duration of your light sleep stage, ultimately increasing your deep N3 sleep up to 15 mins. With its 233TC pure Egyptian cotton shell, it offers a soft, breathable, and moisture-wicking surface that regulates temperature for a cozy, dry sleep. At just 15 decibels, it's significantly quieter than the 30 decibels that can disrupt light sleepers, ensuring you, even the most sensitive sleeper, can rest undisturbed and enjoy deeper, more restorative sleep.
  • Ethical Luxury Meets Lasting Comfort: Rest assured with RDS-certified down ethically sourced and OEKO-TEX validated for purity—free from odors after 36 rigorous cleans. Our high-bulk feather down fabric and proprietary fluff-lock technology deliver cloud-like softness that resists clumping, stays lightweight yet warm, and lasts 5+ years. Sleep soundly knowing your duvet comfort supports cruelty-free practices and eco-conscious craftsmanship, backed by a 30-day trial period.
  • Discover the Secret to Year - Round Sleep Bliss: Tired of chasing sleep due to discomfort. Our all - season down comforter is here to revolutionize your nights! Designed for year-round use, its medium-weighted build is a game - changer. Innovative 3D baffle box filling stops clumping and cold spots, ensuring warmth is evenly spread. It masterfully balances comfort, warmth, and fill - weight, creating a thermoregulatory sleep space like no other. You'll never toss and turn from being too hot or cold again.
  • Invest In A Lifetime of Comfort - Our durable, odor-free down comforter, your best sleep companion for years to come! Crafted with self-fabric piped and double-stitched edges, using German imported sewing technology, this down duvet is built to last. The 4 corner tabs and 4 side loops ensure it stays firmly in place, even if you're a restless sleeper. Its high-density Cotton cover is a fortress against down leakage, you'll never have to worry about strange odors, no matter how long you use it.
  • Effortless Care - Enduring Luxury: Say goodbye to dry-cleaning hassles! Our down comforter is designed for real life—machine-washable with cold water on a gentle cycle and tumble-dried low (no special trips or fees!). Even after 30 washes, it still maintains its fluffiness and shape, ensuring you a consistent and cozy sleep experience. Every wash renews its plush embrace, so your bed feels like a 5-star hotel every single night.
  • Use Tips - After unpacking the vacuum, it is recommended to spread the duvet insert for a few hours or tumble in the dryer for 10 minutes at a low temperature. Feel the difference night after night—our duvet insert ensures you enjoy lasting warmth without sacrificing comfort or quality.


Product Description

down comforter king
king size down comforter
down duvet insert king
down comforter king size
king duvet insert
king down comforter
king size duvet insert

Christy
Reviewed in the United States on June 2, 2024
OMG is all I can say try it out
Designer Critique
Reviewed in the United States on June 14, 2024
I love this comforter. I love the quality and I love the appearance and color of this product. It finds its form fast after you open the delivery in its shrink wrapped form. Most important is its holds the perfect about of warmth whether the room is cold or warm you will feel very comfortable in this product. After going through a couple purchases of different brands this is the best one. I highly recommend this product.
Ivor Jones
Reviewed in the United States on November 30, 2024
This is the best - It is really great to sleep under or wrapped around. I live in a tropical climate and would not change this for the world - except to get a king size. Thick and fluffy - perfect for me. Yes, I would buy again!
Pat
Reviewed in the United States on November 11, 2023
It’s great in every way, shape and form.
Amanda McKnight
Reviewed in the United States on September 21, 2022
I would show you a photo but i only have one and the duvet is already on it. I’ve never been so comfortable in bed before. I love it. My husband and I really enjoy getting in our bed at night now. Best purchase ever hands down. This down comforter is for all seasons. It’s so soft and fluffy. The feathers don’t stick out or anything. It doesn’t have a weird smell and very easy to wash. I love that it came with washing instructions.
Guadalupe
Reviewed in the United States on August 29, 2022
Fit great for cal king. Great material and fluffy
Sarah Stevens
Reviewed in the United States on May 31, 2022
Love this comforter - fluffs up for the first initial week after removing from packaging and is super comfy. Fits well in my duvet cover.
Claire Nellis
Reviewed in the United States on October 30, 2022
Was a nice comforter, although I thought it would be a little thicker. The package was lost in transit, so by the time I got it, I had purchased something else I liked better.
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