Elastomer rubber necklace with concentrated Micro-sized Titanium Spheres embedded. Its sporty style and moisture-proof material makes it ideal for athletic activities or casual wear. 22" size. Worn by more than 200 Major League Baseball players and many more world class athletes. The strands of this revolutionary necklace from Phiten are coated with Aqua-Titanium. Its core has micro sized titanium spheres, as well as carbonized titanium. It can be worn on the wrist, ankle or waist to quickly relieve pain and stress. Recommended for sports lovers, enhancement of athletic abilities, fatigue reduction,confidence, relaxation and refreshment. Testimonial: "Phiten keeps me balanced at the plate" Christian Umphlett, 9 year old catcher, Charlotte Blue Sox. "Hey Mom, I'm never taking this off, no stress when I'm on the mound" Jackson Dean, 10 year old pitcher, Charlotte Blue Sox. "What a calming influence in tight situations" Mike Umphlett, Mgr., Charlotte Blue Sox "I seem to warm up much faster", "Me too" Jake Schuster, 1st Baseman to Brother Carson Schuster, CF for the Charlotte Blue Sox. Thank you Phiten.