Waterproofing is the word of the day, for the next three days in Thailand for all electronic devices.
This mobile phone case is ideal. You don't need to take the phone out of the case to make a call.
The clear plastic even lets you take clear pictures as long as there are no waterdrops in front of the lens.
If you don't have 'protection' for your mobile and it does get wet. For heavens sake don't turn it on to see if it's still functioning.
Take off the cover, remove the battery, use paper towels to remove most of the water then place it into a bag of uncooked rice for two to three days