Golden, threadless titanium nipple barbells with multi-faceted, threadless ball on each end. Madewithgold pvd on ASTM F-136 Implant grade titanium andavailable in size 14G (1.6mm). Choose your length between 1/2" (12mm)and 5/8" (16mm). 1/2" (12mm) has 5mm balls and 5/8" (16mm) has 6mm balls. Sold in pairs (2 barbells).