to be fresh, you can try and scrub it out with a fine grit sandpaper or a suede eraser.
chewing gum and wax can be a nightmare to remove. however, there is a simple trick you can try, to remove them easily. pop your boots in the freezer for a few hours—you might want to put them in a bag first.
when you remove them, the wax or gum will have become hard, and can be chipped off using a suede or nail brush.
a simple way to get rid of a water mark is to use water. first, pop a towel inside your boots, then spray them lightly with water evenly over 