Is the Avocado mattress protector actually waterproof?

Yes. It uses a waterproof film derived from cornstarch under the organic cotton face, so spills stay off the mattress.

Does it fit a deep mattress?

It has a deep pocket with a fitted elastic skirt and is listed at 22 inches thick, which covers most pillow-top and deep mattresses.

Is it machine washable?

Yes. Machine-wash it and tumble dry on low.

Is $189 a good price?

It is the only new price found, $189 at Wayfair as of November 7, 2026, so there is no lower store price to compare it with.

GOTS-certified organic cotton with a waterproof film derived from cornstarch, and it carries MADE SAFE non-toxic certification.

Avocado Organic Waterproof Mattress Protector

Q: Where is the Avocado Organic Waterproof Mattress Protector cheapest?

At Wayfair, for $189.00, as of our latest check.

Best price now

$189.00at WayfairObserved at 7:10 AM

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Our take on the Avocado Organic Waterproof Mattress Protector

A fitted mattress protector from Avocado made with GOTS-certified organic cotton and a waterproof film derived from cornstarch instead of the usual polyurethane. It has a deep pocket with an elastic skirt and comes in Twin, Twin XL, Full, Queen and King. The only new price found is $189 at Wayfair as of November 7, 2026, with no other store to compare against.