Ziina Star Calendar 7x7 63mm it performs very well for

it performs very well for its price so it is an excellent choice for beginners looking to get into megaminx

These shape mods will also often have issues with twisted centre pieces which you wouldn't notice on a regular 3x3 but on these shape mods it makes a difference

corner-core

stable performance

Ziina Star Calendar 7x7 63mm it performs very well forZiina Star Calendar 7x7 The World's Most Ingenious Functional Puzzle The Ziina Star Calendar 7x7 is a brilliant fusion of puzzle engineering and practical design. This one of a kind magnetic 7x7 transforms into a fully customisable perpetual calendar but only if you can master the solve first. Offering the same dual purpose concept as the acclaimed ZCube + Tribox Calendar 7x7 at a more accessible price point, the Ziina Star edition is the ideal entry