Material: 925 sterling silver. Beads compatible with All major Brand Bracelets, such as Pandora, Troll, Chamilia, Kay, Carlo Biagi, Zable, and other add-a-bead bracelets and necklaces The charms hole size is Approximately 4.5mm, and the bead size is about 11*10mm, weight is 1.7g. Package: a velvet bag along with silver polishing cloth Ideal Gifts for Mother's Day, Valentine's Day, Graduation Gifts, Bridal Gifts or other special occasion If you find signs of silver with yellow, don't worry about it, you can wash surface with the polishing silver cloth that we send you as gift. Ideal Gifts for Christmas, Mother's Day, Valentine's Day, Graduation Gifts, Bridal Gifts or your other special occasion you would like to make memorable.