Abstract: An indicator assembly for a golf club capable of checking a swing trajectory according to the present invention comprises an indicator which is attached to one side of the head of the golf club, has a sheet shape, has a plurality of marks spaced at intervals, and is made of a material that can be scratched by the blow of a golf ball. The indicator assembly for a golf club capable of checking a swing trajectory according to the present invention includes the marks on the indicator that can leave a scratch by colliding with the golf ball, thereby specifying the location of the scratch to determine the user's swing trajectory and the type of the formed pitch.

Abstract: A multi-purpose tee has a head that terminates into an elongated shaft. The head has a first sidewall and a second sidewall that are joined. The first sidewall has a flat inner surface and an outer surface that angles inwardly from a top edge as the outer surface extends toward the shaft. The second sidewall is cone or bowl shaped and creates a space between the first and second sidewall. The shaft has a first surface, a second surface, a square end and sides.

Abstract: A golf tee that includes a stake that has an insertion end and a crown for supporting a golf ball. The crown is supported by the stake opposite the insertion end. The crown has a plurality of external prongs, a cup portion defined between the plurality of external prongs, and at least one internal post that extends from a base of the cup portion. The internal post is disposed on the base of the cup portion between the plurality of external prongs.