This stylus is designed to fit into the Nintendo 3DS system and easily snap inside a convenient storage slot on the top of the system. It will only fit in the storage slot on a Nintendo 3DS, however, it can be used with, but will not fit into the storage slots of any other Nintendo DS or Nintendo 3DS family system.
NOTE: To avoid damage to the touch screen of your Nintendo DS system only use a Nintendo licensed stylus on the touch screen.