Would polyfil be safe for filtration

Would this brand be safe for filtration media?

Diy Media Guide For Top Fin Silenstream, Aquaclear And Other Hob

Is this safe to use in my filter? : r/Aquariums

Comments on this Polyfil fiber fill for my sump

Technique] thoughts on these diy filters? Polyfill covered by

Is this Poly-fil safe to use? - General Discussion - Nano-Reef

Solvent filter cartridge - Polyfil™ Junior - Porvair - for micro

Aquarium tips to keep the water Clean Poly filter and poly fil

Aquarium tips to keep the water Clean Poly filter and poly fil

Would polyfil be safe for filtration, Page 2

Is this brand of poly-fil good for freshwater aquariums? : r/Aquariums

A unique process explodes the special blend of 100% polyester fibers creating an extraordinary resilience that maintains its integrity through countless washes. Use for all types of craft and home decor projects. Smooth consistency, will not bunch. Non-allergenic. Machine wash on gentle cycle with warm water. Air dry or tumble dry on air or low heat setting. Fiber may shift during laundering. Gently massage the project with fingertips to move the fiber back into place. 5 lb. carton.

Fairfield 10-Pound Poly-Fil Premium Polyester Fiber White

Polyester Filter Fiber. Anyone ever use this kind (see pic