The 7 x 7 x 7 Pillow cube from V-Cube is fiendishly hard to solve but very satisfying and addictive It is a six sided, multi-coloured cube with a 'bulging shape' - ideal for fast, smooth rotations and getting your problem solving skills working overtime! Carefully made from 218 smaller pieces ('cubies') this is masterful piece of engineering, designed and made in Europe. To solve this puzzle you will need patience, strategy and technique - a great way to 'brain train'!