Gauge Sizes range from 20g to 00g in size charts, with 20g currently being the smallest gauge size, and 00g currently being the largest size in the Gauge Size Scale. Yes, according to the type of piercing and the piercing web site's existing issue, you could downsize your gauge size. https://nebulizermedicine22848.educationalimpactblog.com/53836148/indicators-on-14k-gold-chain-earring-you-should-know