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...