Abstract: A golf tee includes an anchoring device, which has a flat top head with a coupling portion and vertical through holes around the coupling portion and a nail body downwardly extending from the flat top head for fastening to the ground in a golf course, a receptacle member, which has a cup-like receptacle head for holding a golf ball for hitting and a shank downwardly extending from the bottom side of the cup-like receptacle head and provided with a transverse wire hole and a bottom coupling portion connectable to the coupling portion of the anchoring device, and a cord member inserted through the wire hole of the receptacle member and the through holes of the anchoring device to link the receptacle member to the anchoring device in such a manner that the cord member will not be tangled or jammed during installation of the anchoring device and the receptacle member is collectable for a repeated use.

Abstract: A golf tee set is disclosed to include a tee, which a top has three raised portions equiangularly spaced around a recess for supporting a golf ball for hitting, a disc member positioning the tee on the ground at the desired elevation so that the golfer can strike the golf ball long and straight, a first fastening member and a second fastening member respectively provided at the tee and the disc member to secure the tee to the disc member at the desired elevation, a cord member inserted through one wire hole of the disc member and secured thereto to carry a magnetic member, and a metal anchoring member for positioning on the ground to secure the magnetic member in place by magnetic attraction.