Abstract: An upstanding hollow receptacle is provided including interconnected opposite sides, opposite ends and top and bottom wall portions. The upper portion of one of the sides has a horizontal opening formed therein and the bottom of the receptacle is provided with an outlet opening closable by means of a slide fastener. In addition, support straps are carried by the receptacle on the side thereof defining the horizontal opening and the straps may be secured about the receiver and/or barrel portions of a long gun with the receptacle disposed on the side of the receiver from which spent shells are ejected with the horizontal opening disposed in position to receive shells being ejected from the receiver. The receptacle is constructed of flexible material supported by means of a frame over which the upper portion of the receptacle is disposed.