0010 8-Grid Truncated Icosahedron #Grid All (1-8) WIDTH 20.710 cm HEIGHT 20.182 cm DEPTH 21.030 cm Inner grid is 1.5 inches in diameter. There is 0.5 inches between each grid. The thickness of the grid gets bigger as it goes out. There are 8 grids. Archimedean solids: Truncated icosahedron has 12 regular pentagonal faces, 20 regular hexagonal faces, 60 vertices and 90 edges.