WOW!!    1977, SUPERMAN, "Unopened",  "KRYPTONITE" Glow in the Dark Rock with Original Comic Book Advertisement, Scarce.   (Every Kryptonite Rock is Different in Shape and Size!!)   Each Box comes from the Unopened Store Display Show!!     All Kryptonite Boxes are Brand New, but are not perfectly square from being stored for over 40 years!! (See images).  This is a SUPER COOL Display Collectible of the "Man of Steel"!!!