High quality snap buttons......... SMALL Petite button charms / chunks / poppers that are made of Zinc (no lead or nickel). You may choose any petite snaps that will fit mini or petite sized Noosa style jewelry. Mini Snaps measure approximately 15 mm x 8 mm. The SMALL SIZED chunk charms are approximately half the size of the regular chunk charms and will not fit the regular sized bracelets, pendants or rings. You can create your own unique look everyday with a different charm!