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Abrasive latex paper, as known as sandpaper, 30% latex sandpaper, yellow latex sandpaper, is made up of a paper or cloth backing and an abrasive coating made from latex. The latex coating is what gives this product the flexibility to conform to curved surfaces, making it ideal for many difficult-to-reach areas.
link:https://www.renwa-abrasive.com/coated-abrasives/abrasive-latex-paper.html
Abrasive Latex Paper