These sanding pads can be used wet or dry.
.Sand and shape contours with flexible foam sanding pads that conform to almost any surface. Four Sided Palm Size Flexible Sanding Pad/Sponge (Set of 2 Coarse & Medium Grits) (8 Sets), 8PK Uses include wood, drywall, metal, auto body sanding. Reusable and washable, they last longer than sandpaper.