A marquise Stunning well crafted opal top with a internally threaded flat back labret studMaterials - ASTM F136 TitaniumLength - 6mm, 8mm, 10mmGauge - 18g with 16g hole, 16g, 14g with 16g hole (top only fits 16g hole stems and bars!)Size - see imageInternally ThreadedAnodizing AvailableSold in Singles ( choose opal color)