It is your responsibility to be aware of the following regarding Automatic Knives, Stiletto Knives, Italian Stiletto Switchblades, Butterfly knives a.k.a Balisong in particular and/or all other types of knives as well:
It is your (not our) responsibility to verify and know the laws specific to the state you live in. Some states limit the blade-length of automatic knives that you may carry without a license, other require a permit with no exceptions. Stiletto Knives, whether Italian Stilettos Switchblade or not, require a license to carry in most states. Some states allow the collection of, others do not. We do not know what is required to license or carry Butterfly Knives, but you never know.
Please address your local authorities for more specific information.