Product information:Type: Ring, ring Treatment Process: Electroplating Color: Black plated blue background black mask, black plated black background gold foil, black plated blue background silver bar Size: no.6, no.7, no.8, no.9, no.10, no.11, no.12, no.13 Style: Unisex Material: titanium steel Modeling: letters/numbers/text Style: European and American