How To Whiten White Phone Case. 1 part oxyclean to every 8oz of warm water. Wipe it down with an alcohol pad every couple weeks to get all the oil off and it should look great for a long time.
The second method is lathering on an even coating of baking soda paste. Rub the superfine sandpaper over the surface to remove the yellowed portions. How To Clean Your Phone Case With Baking Soda Tough Stains Repeat steps 1 2 from above.
This will cause a whitening of the yellowed silicone and will kill any mold or mildew that may have formed.
Wipe it again with a paper towel or dry cloth to remove. Use a cotton swab cotton ball paper towel or white cloth to apply hydrogen peroxide to the stain. 1 part oxyclean to every 8oz of warm water. Rub the superfine sandpaper over the surface to remove the yellowed portions.
