Maybe they stop you at purchase time I only put it in the cart and checked freight. The law link from the site shows this: Ohio - 2923.12. [prohibits carry and concealment of "any deadly weapon" except for self-defense, without explicit mention of knives]. - 2923.20 Unlawful transaction in weapons. (A) No person shall... (3) Manufacture, possess for sale, sell, or furnish to any other person other than a law enforcement agency for authorized use in police work, any... switchblade knife, springblade knife, gravity knife, or similar weapon...