3M Between Coats 6" x 3-3/4" x 5/16" Finishing Pad (4-Pack) is designed to prepare surfaces before applying the first coat of finish or sealer and again between coats to achieve a smooth, professional finish. These finishing pads effectively remove bubbles, dust nibs, and other minor blemishes that may appear during the final finishing stage. Made from synthetic material, they do not rust, splinter, or shred like steel wool, ensuring durability and ease of use. If the pads become clogged, simply rinse and reuse them for continued performance. Model Number: 10144NA4PK