Enigma Logicus Flex Puzzler XL The Flex puzzler , but bigger! fifteen flexible puzzle cubes create even more and more difficult challenges. Contains 80 challenges in 2D and 3D. Also take a look at the Flex Puzzler . Both puzzles can be used stand-alone, but together the Flex and Flex XL puzzlers provide another 40 extra challenges! Specifications: Color: multicolor Gender: junior Material: plastic Number of players: 1 Game duration: 0-15 minutes Package dimensions: 18.5 x 13 x 2 cm (L x W x D) Suitable for children from 6 years.