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How to use: Diamond SpongesUpdated 2 days ago

TL;DR: Diamond Sponges are a powerful abrasive tool. Dampen with Universal Cleaner, rub gently in circles on the target area, and wipe residue with a Universal Cloth. Always spot test first. Avoid plastic, chrome, stainless steel, and some types of glass.


Koh Diamond Sponges
Koh Diamond Sponge before and after

How to use

1

Dampen the sponge by spraying Universal Cleaner directly onto it.

2

Apply to the target area and gently rub in a circular motion.

3

Spray additional Universal Cleaner on the surface as needed. Wipe residue with a Universal Cloth. Repeat as required.

Koh Diamond Sponge in use

Best for

Stubborn build-up, hard water stains, soap scum, and baked-on residue on tough surfaces like ceramic, porcelain, and natural stone.

Hard water stains Soap scum Baked-on residue

Watch the demo


Caution: avoid these surfaces

Diamond Sponges are a powerful abrasive. Do not use on surfaces susceptible to scratching, including plastic, chrome, stainless steel, and some types of glass. Always spot test in a small, inconspicuous area first and avoid rubbing vigorously.

No plastic No chrome No stainless steel Spot test first

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