Glass Breaking Sound Window Smasher

Six Metallic Plates That Sound Like Breaking Glass!
Your friend is holding glass items. Drop the metal pieces on the floor and hear the sound of broken glass! Six specially made steel plates can be easily carried about in your pocket. Will make a shopkeeper jump when he hears his valuable plate glass being broken, and you can well imagine the feelings of mother or wife when she hears the falling glassware, and meanwhile you are thoroughly enjoying the joke admist frantic efforts to locate the damage.