3x3x3 Maru Nano DIY Kit Black Smallest Puzzle Cube 0.6" Twisty Toy Gift Size: 15mm = 0.6" (Not for speed cube but more of a novelty item) The maru nano is the smallest mass produced 3x3x3 cube in the world as of 2015 his cube needs to be assembled and it will probably takes you around 1-2 hours to do it The kit includes all parts and instuction on how to assemble the cube by yourself It also includes tweezer to help with assembly, maru lube, box and stand that you can assemble