Sparking crystal diamond  5 color dumbbell-shaped diamond tongue studs      <br /> <br />Material: 316L medical stainless steel， titanium coating   <br />Total length:  about 28mm  <br />Rod  Diameter: 1.6mm Ball  <br />Diameter: 6mm  Rod and  ball   <br />Color: Black  <br />Diamond Color: blue， white， pink， green， red         <br /><br />Package: 5x  tongue studs