Wow, once again, the misinformation machine winds up. Blue guns are made of solid urethane foam and are blue in color (hence the term "Blue Guns") and are typically used for safe training, holster molding, and product demonstrations for slings and the like. they are totally nonfuntional.
Bean, go here
BlueGuns and give them a call to see who their distributor in Canada is, if they have one.