Don´t let your hat get excessively dry.
Use baby wipes to clean it.
Don´t use it under intense rain. If it does get wet, treat it delicately.
Store it in a ventilated area.
Do not leave it in your car.
To reshape the hat, spray a some water and iron the Brim at medium – high temperature, but always covering the hat with a humid cloth or paper towel. You can also use starch instead of water