Hollow Staple Fiber
For filling that's lightweight, insulating, and eco-friendly, our hollow recycled polyester staple fiber is engineered to perform. Its unique hollow core design sets it apart, offering benefits that make it ideal for applications where "light yet effective" is key. Why hollow fiber works for...
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Product Introduction
For filling that's lightweight, insulating, and eco-friendly, our hollow recycled polyester staple fiber is engineered to perform. Its unique hollow core design sets it apart, offering benefits that make it ideal for applications where "light yet effective" is key.
Why hollow fiber works for filling?
Superior Insulation
The hollow core traps air, creating a natural barrier that enhances warmth-perfect for winter bedding (like comforters or mattress toppers) or insulated jackets. It keeps heat in without adding extra weight.
Lightweight Comfort
Significantly lighter than solid fibers of the same denier, making it great for travel pillows, camping gear, or children's bedding-products where portability or gentle weight matters.
Long-Lasting Loft
Resists compression over time. Even after repeated use or washing, the hollow structure bounces back, so your filled products stay fluffy longer.


Practical perks for producers
Eco-Certified
Made from recycled plastic bottles and GRS-certified, aligning with consumer demand for sustainable materials.
Consistent Processing
Uniform hollow structure ensures easy feeding into filling machines, reducing clogs and streamlining production.
Anti-Clumping Design
The smooth, hollow profile minimizes fiber entanglement, so your filling stays evenly distributed-no hard lumps in finished products, even after multiple washes.

Specs & Custom Options
- Denier Range: 15D–25D (standard for most filling needs); 15D for lightweight items (e.g., travel pillows), 25D for higher loft (e.g., thick comforters).
- Length: 51mm as standard (compatible with common filling equipment), with custom lengths (e.g. 40mm, 64mm) available to match your machinery.
- Color: White as standard (blends seamlessly with outer fabrics); custom dope-dyed colors (e.g., light blue, gray) available for products needing colored filling.
- Origin: Produced in GRS-verified facilities in China and Vietnam.
- Logistics: Bulk orders ship in 2–3 weeks; loading options: 10 MT/20GP, 25 MT/40GP. Samples available for testing (7–10 day delivery).


Whether you're crafting insulated bedding, portable cushions, or specialty filled products, this hollow staple fiber brings the right balance of lightness and performance. Want to check loft consistency, confirm custom specs, or discuss bulk pricing? Send us an inquiry-we'll share details tailored to your needs.
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