Overview: Makes a wonderful gift Adds a lot of fun to your life Tetragonal pyramid shaped suitable for both children & adults Irregular parts design adds additional challenge compared to traditional Rubik's cubes Specification: Dimensions: 3.15 in x 3.15 in x 3.15 in (8.0 cm x 8.0 cm x 8.0 cm) Weight: 2.93 oz (83