CARBORUNDUM Sanding Sheet, 11 in Lg, 9 in Wd, Silicon Carbide Abrasive, Paper Backing, B Backing, 1 Waterproof, 240 to 600, Sold by the box, 50 / box

This waterproof paper is exceptional for finishing in wet applications. It has a sharp, strong silicon carbide abrasive with a full resin bond and an A-weight waterproof paper backing. The end result is a product that is extremely flexible, has great wet-curl resistance (even in humidity) and is environmentally stable.