Waterproof cotton hats

The weather in parts of the globe is mild or even rainy (as in Victoria or Tasmania, both located in South-East of Australia ). In this case, it is better to be protected against inclement weather: rain, wind, cold. Australians are now masters in the making of oiled cotton fabrics. All of our hats and caps are manufactured with this 100% water and windproof fabric.
Following are the best examples: