These pretty snap buttons are to clip onto your favorite jewelry bases to create your own style and are available in two versions : flat glass (lighter) and domed cabochon version and are for decorating the 30mm and 43mm necklaces (both domed and flat glass versions), half-moon necklaces(flat version), as well as the brooches (flat glass).
You can also choose the frame color: bronze (antique gold), gold or silver - all options are to be chosen from the drop-down list.