TITANIUM ESCAPE RING - contains a saw and handcuff shim pick combination tool which is completely hidden from view when worn. Located on a finger, its always in the exact area needed to quickly access and deploy, even when handcuffed.
Military grade burning lasers are only the size of a pen but can cut like a knife, light things on fire, and have their beam be visible any where you point it; hundreds of miles away. and i would use the laser pointer to play with my cats xD
Self Defense Kitty Key Chains . These cute kitty key chains are not toys, but are a very serious defense weapon. The technology has gotten better and they are now made of an ultra-tough plastic material that is very hard to break.