Make sure to mix the vinegar with water, as straight vinegar can be too acidic for leather.
If you are just interested in polishing your leather, then you can apply the oil directly to the leather. Make sure to keep the coating light or you could stain it. [3] X Research source
With all of these applications, it is best to use distilled water, as this will prevent you from adding particle residue to the leather’s surface. [6] X Research source
If you notice any peel residue on the leather, then get a fresh cloth and wipe it across the surface.
If you don’t have a label to consult, but you know the manufacturer’s name, then you can visit their website. If they have a website, they will likely list a customer helpline or support center.
If you notice damage to the leather, then you may need to talk with a cleaning professional, such as dry cleaner for clothes, before proceeding. [14] X Research source