Abstract: A switchable pump device is provided and comprises a pump assembly including first and second pumps each having a separate inlet and outlet, an inner core or shell housing the pump assembly, and an outer shell housing the inner shell and having a pair of openings. The outer shell is interconnected to the inner shell such that the inner shell is movable relative to the outer shell to enable the inlet and outlet of a selected one of the first and second pumps to be aligned with the pair of openings in the outer shell to place the selected one of the first and second pumps in an operational condition while the other of the first and second pumps is positioned in an inoperative condition.

Abstract: A switchable pump device is provided and comprises a pump assembly including first and second pumps each having a separate inlet and outlet, an inner core or shell housing the pump assembly, and an outer shell housing the inner shell and having a pair of openings. The outer shell is interconnected to the inner shell such that the inner shell is movable relative to the outer shell to enable the inlet and outlet of a selected one of the first and second pumps to be aligned with the pair of openings in the outer shell to place the selected one of the first and second pumps in an operational condition while the other of the first and second pumps is positioned in an inoperative condition.

Abstract: Presently disclosed is a cover for a lacrosse stick head. The cover includes an enclosure having an opening adapted to receive a head of a lacrosse stick into an interior of the enclosure; wherein the enclosure is configured to protect a pocket defined in a mesh of the head of the lacrosse stick. In another embodiment, the cover includes an enclosure with an opening adapted to receive a head of a lacrosse stick, wherein the head includes a mesh defining a pocket. The enclosure may include a first portion configured to inhibit displacement of the mesh from a shooting side of the lacrosse stick, and a second portion configured to inhibit displacement of the mesh from a backside of the lacrosse stick to maintain a configuration of the pocket.