Gauge sizes for piercings differ, with a better number meaning a thinner bar. The size of your piercing is calculated by basically how thick the bar is when picking jewelry to insert into your piercing. "When it relates to piercings, pain is relative," suggests Yasmin Jabbar, ear piercer for Matilde. https://flenzy.store/romantic-love-heart-925-silver-ladies-stud-earrings/