For cleaning, oiling and polishing of sensitive oiled or waxed surfaces. Double-sided usage. Absorbent foam to retain liquids (as oil or detergents) on one side, and non-woven material without abrasive grains on the other side. The flexible material is optimized for manual usage. The products are packed airtight. To prevent the product to dry out, it needs to be re-packed airtight after opening.