3x Dry Sandpaper 400 Grit AK Interactive AK9038High quality sandpaper with resistant minerals for dry hand sanding. Special for smoothing and performing combined polishing works different numbers from the thickest to the finest. Paper is a flexible material with very good resistance.We recommend starting with a thick grain (lower numbers) and ending with a fine grain (higher numbers) for a perfect sanding / polishing of your miniatures.