There are a few ways to clean a silicone phone case. The most common way to clean a silicone phone case is by using a mild soap and water. Be sure to use enough soap to cover the entire surface of the case. Be gentle when cleaning the case, as it may cause some scratches or dents in the phone. Another way to clean a silicone phone case is by using an electronic cleaner. This cleaner can be used on any type of electronic device, including phones and tablets. Place the device in direct sunlight for about an hour or until it starts to heat up. After cleaning, remove any excess cleaner and dry off the device. Finally, you can use a soft cloth or paper towel to dry off the surface of the phone case.