Meet the Little Viper Pepper Spray Bracelet 2.0: a wearable self defense device that you can wear as you go for a run or walk and activate quickly to get yourself out of trouble. It uses 10% oleoresin capsicum to disorient assailants from up to 3 feet. It has replaceable cartridge.
This pepper spray bracelet has a silicone band. It has a discreet design. You can find out more about it here.