Stud structure

An ornament stud for an article, the stud comprising:

• a head having a three-dimensional shape;
• a plurality of shoulders extending horizontally and inwardly from an edge of the head by a predetermined length;
• and
• a plurality of sharpened extensions extending respectively and vertically from inner edges of the plurality of shoulders, the plurality of sharpened extensions being spaced from each other along the inner edges of the plurality of shoulders by a predetermined distance,
• wherein the head, the shoulders and the sharpened extensions are integrally made from a single piece of material to form the stud as a single-piece unit,
• wherein the sharpened extensions are configured to be inserted into a textile of the article and bent radially inwardly toward an inner face of the textile of the article without overlapping each other, and
• wherein the shoulders screen a gap formed between the sharpened extensions and the textile of the article to prevent the gap from being exposed on an exterior of the article.