Avoidance of snake bites
Wearing open footwear and shorts will increase the chances of an effective bite from a snake. Australian snakes have relatively short fangs, so any additional protection with respect to clothing and footwear will help reduce the risk.
Fangs from various snake species. Note the size difference compared with the exotic rhinoceros viper.
Solid footwear and good trousers reduces the chance of an effective bite from most snakes.