Here is one of our own Filipino traditional martial arts weapon the Dulo-dulo / Palm stick. this weapon is look like a simple piece of small wood but in the hands of a skillful practitioner it could be one of a good weapon to defend your yourself to any threat in the streets.
It has a two rounded sides to paralyze the opponent when you struck superficial nerve areas give a moment of pain and stress or shock in the muscle.
Carrying a palm stick has an advantage it can be concealed easily there are also some designs now a days that they made it look like a simple key chain attached to their bags.