The K2 spray on paper need to be odorless and colorless so it may’t be detected or traced back. But it surely should also be the strongest K2 spray on paper so it serves the ideal goal.Every single A4 sheet has 25 ml=0.845351 fluid oz of liquid K2 on it. There is absolutely no odor or color to this paper. Get liquid k2 on paper at an affordable p… Read More