Green Aventurine Natural Stone ASTM F-136 Implant Grade Titanium Tongue Nipple Barbell

Gauge Size: Standard 14G (1.6mm). Materials: 100% allergen-free, Implant-grade titanium {grade 6AL-4V-ELI ASTM F-136} externally threaded bar and 5mm natural stone balls. Bar Length: Choose between 1/2" (12mm), 9/16" (14mm), 5/8" (16mm) or 3/4" (19mm). The standard length for nipple piercings is 1/2" (12mm) while the standard length for tongue piercings is 5/8" (16mm). If you are not sure what length you need for your piercing, please refer to the 'How to Measure a Straight Barbell' photo in this listing, or click here to see our "Piercing Size Guide". If you would like to learn more about the healing properties of green aventurine stone, please click here. Please note that your stones may vary slightly from the photos due to natural materials. **Single Barbell = one bar, 2 stone balls**Pair of Barbells = two bars, 4 stone balls ━━━━━━━━━ ☼ ☽ ━━━━━━━━━ Always be gentle with your barbell when you are twisting on the natural stone balls, so that you do not accidentally strip the thread