If you have any doubts as to whether our umbrellas will really help you in an emergency, let us know: Our Security Umbrellas have been used by professional users around the world for years. These are bodyguards, security trainers, self-defense trainers, police and government forces etc. They all have one thing in common: they are at the forefront and bear a great responsibility for the integrity of others; therefore, you can assume that each of these professionals has thoroughly tested our umbrellas before compromising the health and lives of others and their own.