Caperci Men's Yellow Gold and Black Brick Pattern 8mm Tungsten Wedding Band Ring This cool black tungsten ring features gold rims and has polished & brushed surface with brick pattern grooves evenly distributed around the band to have a more stylish look Caperci Tungsten carbide rings are created with two things in mind: beauty and durability. They are a very hard, Cobalt-free, corrosion, rust and scratch-resistant material that tends to hold a brilliant polished look almost indefinitely Width: 8mm, Ring Size: US 8-13, including half sizes, Thickness: 2.3mm - 2.5mm, Weight: 20grams Comfort Fit and Cobalt Free (No Allergy Reactions) Come with a free gift box and 30-Day Money Back Guarantee