Scrub Daddy Damp Duster, Magical Dust Cleaning Sponge, Duster for Cleaning Venetian & Wooden Blinds, Vents, Radiators, Skirting Boards, Mirrors, and Cobwebs, Traps Dust, Grey. It collects and traps dust in one quick wipe! Under running water it rinses clean so you can use it time and time again. The product arrives pre-moistened in packaging. Dampen with water before each use to soften the foam. 1.44 oz.