Description:Mickey Mantle and Willie Mays endorsed "Home Run Trainer" (new old stock) c.1960s. High grade piece in exceptional condition with the original shrink wrap intact. Both Mantle and Mays are pictured on the cardboard stock packaging and all parts are complete and in place. Not only the first of its' type we can recall offering but surely among the finest condition items of this genre extant. Housed in a custom 32.5"x12.25"x6.75" lucite display case: EX/MT-NM