This collector’s edition Slinky® is packaged in a retro box and is made of black metal, just the way it was in 1945! Originally developed as a kids toy, the Slinky® is loved by all ages for its ability to walk down stairs one step at a time while producing the iconic Slinky® sound. Slinkys® are also great for science projects based on wavelength & spring physics! Each Collector’s Edition Slinky® is packaged in a retro box making it great for presents, party favors, stocking stuffers, prizes, and much more! Made in the USA.