Pyraminx Black Puzzle Cube

描述

The Pyraminx is a puzzle in the shape of a tetrahedron, divided into 4 axial pieces, 6 edge pieces, and 4 trivial tips. It can be twisted along its cuts to permute its pieces. This version has the ball baring mechanism so it will click into its place, so it prevent the puzzle to over turn. Color Stickers: Red, Yellow, Green, Blue.