It doesn't take a genius to tell you that these things are probably illegal to own. And there could be an Instructables video coming soon on how to make one of these on your own. But if for some reason you think hard labor and / or the cold weather has gotten you the urge to punch a snowman but you've actually got not much strength....then...

Price: $25 [ThingsYouNeverKnew via Nerd Approved]