5/16" ( 8mm ) Tungsten Carbide Comfort Fit Flat Band W/ 2 Stripes

This is the same Quality Tungsten Ring you can pay Hundreds of Dollars for. It is Cobalt Free, to avoid allergies and it has the Carbide to make it Scratch Resistant. An excellent Unisex ring and its available in sizes 7 to 14 including hard to find half sizes.