10 Best Thick Duvet Insert 2024 in the US

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Heavyweight comforter: Queen size 90*90 inch, soft and warm like a hug.

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Ultra-soft cotton shell: Breathable and comfortable for year-round use.

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Box-stitch quilting: Keeps filling in place, prevents leaking for stable sleep.

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Corner tabs: Convenient for attaching and anchoring a duvet cover.

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Easy care instructions: Machine washable, shake and sun-dry for full shape.

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Hypoallergenic Filling: 90% goose feather fiber, 10% goose down fiber, hypoallergenic.

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OEKO-TEX Certified: Ensures filling is fluffy, odorless, and safe.

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100% Cotton Fabric: Soft, natural, breathable, and noiseless for comfort.

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End-To-End Box Construction: Prevents down shifting, maintains shape.

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Multiple Sizes & Warmth Levels: Available in Twin, Queen, King; Light, Medium, Extra Warmth.

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All-Season Comfort: 300 GSM polyester fill for year-round coziness.

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Multiple Sizes: Available in sizes from Twin to Oversized King.

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Box-Stitch Design: Ensures even fill distribution and shape retention.

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Practical Design: 8 tabs for use as a duvet insert.

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Easy Care: Machine washable and tumble dry for easy maintenance.

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High-Quality: Durable with strong stitching and high-quality filling.

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Box Style Stitching: Elegant design prevents fill from shifting.

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Soft and Comfortable: Siliconized fiber filling for a cozy feel.

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Convenient Size: Queen size comforter measures 88x88 inches.

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Machine Washable: Wash in gentle cycle, sun-dry or tumble dry.

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Eco-Friendly Down: High-quality, recycled Canadian Duck and Goose Down, ethically sourced from Hutterite Farms.

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100% Cotton Sateen Shell: Silky-smooth shell for a luxurious feel and improved breathability.

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All-Season Warmth: 700 fill power ideal for year-round comfort, providing the perfect balance of coziness without overheating.

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Varied Warmth Levels: Options to match different warmth preferences, all within a soft Long Staple Cotton Weave shell.

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Baffle Box Construction: Ensures even distribution of fill for consistent fluffiness and warmth, with corner loops to secure duvet cover.

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OEKO-TEX Certified: Tested for harmful substances and made in safer workplaces.

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All-Season Comforter: Soft down-alternative filling suitable for all seasons.

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100% Microfiber Shell: Offers exceptional softness and strength.

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Easy Care: Machine washable and tumble dry on low.

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88x88 Inches: Full/Queen size with a one-year warranty.

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All-Season Comfort: Medium warmth comforter, ideal for year-round use, providing a comfortable sleep without being too hot or too cold.

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Size Variety: Available in multiple sizes including California King, King, Queen, and Twin to fit various bed dimensions.

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100% Cotton Cover: Made with a soft, breathable, and low noise 100% cotton cover that is OEKO-TEX Standard 100 certified for safety.

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Quality Filling: Contains 80% Greyduck feathers and 20% Greyduck down, responsibly harvested and RDS certified, ensuring fluffiness and odorless comfort.

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Box-Stitch Quilting: Designed with box-stitch quilting to keep the filling in place and prevent leaking, ensuring a stable and uninterrupted sleep.

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Cloud-Like Soft Layer: Airy and soft touch for top and bottom layers.

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BlendTek Support Layer: Ensures fluffiness without lumps.

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Whisper Quietness: Microfiber polyester brushed for noise-free relaxation.

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Reversible Design: Two distinct colors for versatile style.

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Easy Maintenance: Machine washable for practical everyday use.

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All Seasons Comforter: Provides medium warmth and coziness for all seasons.

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Premium Material: Filled with premium feathers and downfiber, certified to OEKO-TEX STANDARD 100.

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Ultra-Soft Cotton Cover: 100% cotton cover makes the comforter ultra-soft and breathable.

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Durable Construction: Baffle box design and double needle hemming ensure longevity and stability.

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Easy Maintenance: Machine washable in gentle cycle with cold water and low temperature drying.

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Luxury Feather Down Comforter: Offers unparalleled breathability and a touch of elegance.

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Premium Material: Filled with 90% duck feathers and 10% duck down for exceptional warmth.

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All-Season Comfort: Available in three weight options and four sizes for year-round use.

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Thoughtful Design: Box-stitch construction and double-needle stitching for durability.

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Easy Care: Machine washable with a free storage bag included.