Seville Classics WEB090 Shelf Liners, 24 60-Inch Includes two 23.25" X 59.25" Polypropylene liners Designed to fit Seville Classics 24" X 60" Steel wire shelves Flexible polypropylene liners measure .02 inches (.5 mm) thick; translucent smoke Gray color Protects items on lower shelves from accumulating dust; easily removable and easy to wipe clean with soap and water Creates a flat and even surface to better organize books, picture frames, documents, and small items like car keys, coins, screws, nails, electrical components, Hand tools, fasteners, paperclips, pins, needles and any other easily lost items Compatible with NSF certified Seville Classics steel wire shelving