The Most Popular Tetrahedron Used in America!!! Highly Reflective! Used on Traditional Style Helmets. 2". Each helmet uses 8 tetrahedrons. Available ...
The Most Popular Tetrahedron Used in America!!! Highly Reflective! Used on Traditional Style Helmets. 2". Each helmet uses 8 tetrahedrons. Available in 4 colors! Please note: These tetrahedrons are sold in sheets of 20!