Kubaton keyrings are regarded as the ideal weapons for close-quarter and self defense. Depending on the manner held, the Kubaton key rings can be used to deliver hammerfist strikes, hardened fist punches, pressure point attacks or even metallic flailing attacks. The grooves provide a strong and secure grip. Whether you use it as a standard key ring or for personal protection you will walk a lot safer with the Kubaton key ring in your hand. The entire package measures an overall of 5-½ inches. Also, it weighs 8 ounces, it is one of the lightest Kubaton keyrings you are likely to come across.