Phiten 100% Pure Titanium Chain Necklace with Black Carbonized Titanium Coating: This sports necklace is constructed with pure titanium and finished with a premium carbonized titanium coating. It’s crafted using our unique technology that helps to promote relaxation and mobility. In other words, our titanium necklaces are a fashionable sports accessory intended to help relax your muscles during and after your toughest workouts, and we’ve perfected the method for infusing titanium into our premium workout gear for you. Not only have we perfected it, we have over 100 patents for our unique method worldwide. Look good, feel great, and conquer every day with Phiten’s specialized titanium workout gear made for men and women of all ages, activity levels, and lifestyles.