The utility model relates to a new-typed fastener, which is composed of a fastener body and a fastener ring. The fastener ring is arranged on the fastener body and can be moved right and left, the upper side of the fastener body is provided with two grooves, the inner part of the grooves props up balls through springs, and the balls are protruded at the outer side of the grooves and are clamped with the opening point of the fastener ring. When the fastener is used, a key can be put by pushing away the fastener ring with a bit force, and the fastener ring then can be reset. The balls which are pressed by the fastener ring can be popped automatically under the action of the springs, and can be newly clamped with the opening point of the fastener ring. The utility model has the advantages of simple structure and convenient operation, and is suitable for the portability and the use of various people.