Base, figures die-cast metal; Levels, attack decks polyacrylic, plastic | Enter an intergalactic chess expedition with the Star Trek Tridimensional Chess Set. | Authentic prop replica of the iconic Tridimensional Chess Set, as seen in the classic Star Trek TV series | Elevate your game with this unique chess set that combines the strategic world of chess and the sci-fi world of Star Trek (game instructions included) | The 13” tall chess board features 7 translucent acrylic game boards on 5 levels | This set includes 32 diecast game pieces approximately 1.5” tall