Titanium Ring Band with twice the groove. Men and Womens wedding band, promise ring, or for a special union. Hawaii Titanium Rings uses only the highest grade of American-made Titanium. Styles that are simple yet elegant; our rings can be worn to a casual event or black tie affair. STYLE: 4 ANY SIZE WIDTH CHOICES 4MM-10MM SHOWN AS A 8MM OUTSIDE ENGRAVED GROOVES X2