Myers Stick 8" Kubotan
The Myers Stick is an 8" kubotan for self defense and tactical use. And just in case your intent isn't clear to an attacker, or the beer you're about to shotgun, the kubotan has a wicked skull-on-snake design that will let them know you're about to Myers Stick it to them, and possible Myers Stick it up their can.
The Myers Stick comes with a keychain attachment, and at a glance may look like no more than a snaky charm. But according Myers, "once in the hands of a skilled person (or an average person with a little practice) this 'charm' becomes the ultimate survival tool.