|With the Robby Original Automatic Leather as with the Original Automatic Vinyl; why change a good thing? The Robby Automatic Leather hand/wrist positioner has been supporting wrists since bowling balls were vulcanised rubber. The Robby Original Automatic Leather has stiffeners at the front and the back with three velcro straps to hold your hand in the optimum position for release while providing the support to prevent wrist flexion. With this version you get the luxury and durability of leather. Black only. Please select right or left hand and size when ordering.