PURPOSE: A self-supporting golf tee is provided to vertically erect the tee in order to put a golf ball on the tee without driving the tee into the teeing ground. CONSTITUTION: A self-supporting golf tee includes a support member(100), a prop member(300), and an elastic member(200). A weight is mounted at the curved lower side of the support member. A golf ball is put on the prop member. The elastic member on the support member is coupled to the lower side of the prop member, and has an elastic stress left and right. The prop member is coupled at the upper side of the support member, and is vertically erected on the ground. The elastic member has a coupling member and a spring. The coupling member is detachably coupled to the upper side of the support member. The spring is mounted on the upper side of the coupling member, and the prop member is mounted on the upper side of the spring.
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