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Frequently Asked Questions

Does Cora Ball catch pet hair?

Yes, Cora Ball catches many types of small fibers including pet hair. In fact, the buildup of hair (pet and human) can help attract more small fibe...

How do I clean my Cora Ball?

Cleaning is easy and similar to cleaning a hairbrush. When you see fuzz or lint balls that are big enough to grab, simply pull them out and throw t...

How long does it take for my Cora Ball to collect microfibers?

On the days you wash your new or heavier items, like fleece, sweatshirts, and towels you are likely to see the fibers stuck in the Cora Ball. Somet...

How many Cora Balls should I use?

For most homes, one Cora Ball will do the job. For laundry loads in heavy-duty large capacity washing machines, we recommend up to 3.

Has there been any independent testing of the Cora Ball?

Yes! There have been two independent tests to determine the effectiveness of the Cora Ball. Cora Ball prevented 31% and 26% of microfiber pollution...

Does the wool come from sheep where mulesing is practiced?

Absolutely not! We are very careful to source our wool from New Zealand, which is the country with the strictest laws regarding the health and welf...

Will they leave lint on dark clothes?

No. The wool dryer balls do not shed, and are meant to be used on dark, light, and colored loads.

When do dryer balls need to be replaced?

You’ll know it’s time to replace your dryer balls when the felt starts to loosen up, and they begin to unravel. Our dryer balls last over 10,000 lo...

Is there a fire risk?

Wool has a very high ignition temperature around 570-600° C (much higher than many synthetic materials), so our balls are safe to use in your dryer.

Why are wool dryer balls better than PVC or tennis balls?

PVC and tennis balls contain synthetic materials that are stable at low temperatures, but can release harmful chemicals when they’re heated in the ...

Are they safe around pets?

Yes! They’re all natural, so no need to worry if your dog steals them from the dryer. Added bonus for pet parents: wool dryer balls may help captur...

How many dryer balls do I use?

Our balls are extra-large, so we recommend using one per load. You can use more if you have a large capacity dryer or heavy items like towels. The ...