MERRITHEW™ Jumpboard™ & The Cross-Bow™ ComboPRODUCT DESCRIPTION The Merrithew Jump Board with Crossbow combo is designed with curved handles that extend above and beyond the height and width of a standard Jump Board, the Crossbow ensures ideal alignment of the hands, wrists and shoulders in exercises where the user would normally hold the top of the board. The jump board is a Reformer accessory that is often used for plyometric training as it mimics the hard surface of the floor. The wide