S hook clasps are simple to use because they feature an S-shaped design that is easy to hook and unhook. These types of clasps are ideal for use in jewelry that you can adjust in size because the hook can attach easily to all kinds of different rings, such as a jump ring or chain link.
Some clasps also add to the appearance of the jewelry. One example of such a clasp is the toggle clasp, an attractive choice that is very common. A toggle clasp consists of a piece of metal, usually circular in shape, with a hole in the center. The other side of the jewelry piece is attached to a thick bar in the shape of a T.