The usual measurement for the thickness of earring posts supposed for preliminary piercings and generally bought earrings is usually 20 gauge (20G). This corresponds to a diameter of roughly 0.8 millimeters. This sizing facilitates snug insertion into newly pierced ears and is mostly suitable with a variety of earring types and designs accessible commercially.
Adherence to this specific dimension helps be certain that people can readily purchase and put on earrings with out requiring stretching or modification of the piercing. It additionally contributes to minimizing the danger of irritation or discomfort related to utilizing posts which are considerably thicker. Traditionally, this gauge has developed to change into the accepted norm, placing a steadiness between visibility, sturdiness of the publish, and ease of use.