Lot of 6 Glow in the Dark Barbell Tongue Rings 14g 5/8" Set of 6 glow in the dark tongue/barbell rings of assorted colors (no duplicates). Colors may vary from those shown in the picture. High Quality 316L Surgical Steel, Standard 14 Gauge 5/8" Glow-in-the-Dark (must charge under a bright light first) Wash with antibacterial soap and warm water (NEVER clean acrylic/plastic with alcohol as it may crack/shatter).