The Original Rush Ultra Strong Poppers Boxed 30ml Poppers is back from Canada in the distinctive yellow 30ml bottle. It was copied many times in Europe and has now been redeveloped by the manufacturer Lockerroom from Canada. Extreme Formula based on the Canadian Pentyl Formula. Rush Ultra Strong Poppers is up to 3x stronger than regular Rush. The Rush Ultra Strong is only original if you can find the JJ logo on the side of the lid.