Void Hanoiminx (Free Hanoiminx)

The Void Hanoiminx, also known as the Free Hanoiminx, is a new puzzle made by Vietnamese designer Mai Phu Son. This elegantly made puzzle features high-quality vinyl stickers and has 4 flat triangular faces and 4 convex hexagonal faces. Unlike the Hanoiminx, the Free Hanoiminx does not have center pieces. An instruction pamphlet is included inside the packaging.