Shoe polish has uses outside of shining your wingtips.
Level of difficulty (1 being easiest, 10 being hardest): 6
While we don't reccomend bringing dress shoes into the wilderness, it may not be a bad idea to bring shoe polish. Shoe polish has flammable qualities that make it ideal for starting a fire. Bonus: the polish can also give off a scent that repels animals while you are sleeping.