Hexaminx Black Calvins Puzzle Pillowed Cube Megaminx Mod Twisty Toy Shape modification of a Megaminx 12 sides into a square 6 sides puzzle This cube was first design by Tony Fisher, Traiphum got his permission and made it into pillowed shape Shape shift cube The cube is very smooth but the stickers quality isn't good Color PVC stickers: White/Yellow, Red/Orange, Green/Blue