Both are natural materials and Straw is quite hard and suitable while the Raffia is soft and foldable.
The advantages of both are will be light and comfortable when wearing.
Can be use a damp cloth to wipe the stained area. In most cases it is an area that wicks sweat. or cosmetics.
More details can be found out
Most of hats of our shop are at size 57-58 cm. But It has an adjustable size design under in any hats that can be worn by everyone.
The steam iron can be ironed on it. Using a soft light or find a cloth to put on the hat before ironing.