
Cora Ball
Spiky polyurethane ball that catches up to a third of microfibers in the wash. Zero installation.
- Drop-in
- Catches 31% of fibers
- No install

microfiber
If you're willing to bag synthetic items separately, this is the more effective option.
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Quick take
Why we picked it
If you're willing to bag synthetic items separately, this is the more effective option.
Mesh bag for synthetic loads. Higher catch rate than the ball, slightly more setup.
How we vetted this
RESEARCHEDWe recommend this product based on materials, certifications, and reputation. We have not yet bought or tested it in our own home.
If we move it into our home, we'll upgrade its tier and add first-person notes. If lab data emerges, we'll note that here.
Where to buy
Alternatives
Other picks in the same category we'd also consider, ranked the same way.

Spiky polyurethane ball that catches up to a third of microfibers in the wash. Zero installation.
Premium pickPlumbed inline filter that catches 98% of microfibers at the washer outlet. The serious answer.
Recommended based on the criteria for the cleaning + air chapter, written down before we shopped. Read the methodology →