Tin is a type of metal often used for decoration or mizuki jewelry items. If you were using your tin earrings while dyed hair and fell ink in them, you need them to remove fades. Unlike absorbent materials such as fabric and carpet, hair fixing the ink on the tin surface. Remove the paint completely using items that will not damage the earrings is important to keep them in good condition.
Fill a bowl with warm water and mix three drops of dishwashing detergent. Wet the mizuki jewelry stained tin earrings that water for a minute. Rub the stain with a soft toothbrush. Rinse the earrings with warm water. Sprinkle baking powder on the toothbrush and scrub the parts remaining stain. Yeast is a natural mild abrasive and is safe to use in stained metal as tin and silver.
Dry the earrings with a clean cloth. Polish with fine steel wool (if the earrings have a satin finish) to remove any lingering stain without scratching the tin surface. Rub the mizuki jewelry earrings with undiluted cleaning alcohol. Since alcohol can penetrate in any slot of earrings, it will remove stains ink trapped in these places. Rinse with warm water and pat dry.