| Parameter | Details |
|---|---|
| Product Name | Down-Proof Duvet Insert Shell / Down Duvet Cover Fabric |
| Material | Cotton / Polyester / Cotton-Poly Blend / Down-proof microfiber |
| Size Options | Twin, Full, Queen, King, Custom |
| Fabric Density | 60×60, 80×80, 133×72, 100×80, etc. |
| Thread Count | 200TC–600TC (customizable) |
| Weaving Type | Dense plain weave / Twill weave |
| Closure Type | Zipper / Button / Open-end for factory filling |
| Function | Anti-feather leakage, breathable, smooth, durable |
| Usage Scenario | Down duvet manufacturing, hotel quilts, OEM bedding production |
| Customization | Size, stitching, label, closure, quilting line, packaging available |
| Colors Available | White, Off-white, Ecru, Grey, Custom Pantone |
| Features | Feather-proof, tear-resistant, soft-touch, eco-friendly dyes |
| Packing | Bale pack / vacuum pack / carton |
Premium Down-Proof Duvet Shell – Reliable Protection for High-Quality Down Products
Looking to manufacture or customize your own high-grade down comforters? Our down-proof duvet shell cover is the ideal choice for OEM factories, hotels, or self-filling operations. Made from densely woven cotton or polyester fabric, this insert case is engineered to prevent feather and down leakage, ensuring product durability and customer satisfaction.
Key Advantages：
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✅ High-density fabric structure prevents down or feathers from poking out
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✅ Available in various TC counts, weave types, and fabric finishes
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✅ Customizable size, label, packaging, and opening style for different workflows
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✅ Suitable for machine filling, manual stuffing, or small batch DIY customization
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✅ Breathable yet tight weave supports natural ventilation without compromising durability
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✅ Ideal for use in hotel-grade bedding, OEM comforter production, or export quilts
Common Application Scenarios：
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Duvet core factories (self-filling with goose or duck down)
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Bedding brands sourcing semi-finished products for final assembly
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Hotels or hospitals seeking long-lasting, washable down duvets
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Online sellers (e.g., Amazon private label) sourcing consistent core materials
Choose from various finishes including plain, calendared, down-proof treatment, or even anti-mite coatings depending on your end market.
Whether you’re producing luxury down quilts or cost-effective seasonal comforters, this shell gives you a reliable structure and professional-level finishing at factory-direct prices.
