Math Nerd Mathematician Charm Fits Pandora Bracelets & Compatible with Most Major Brands such as Chamilia, Murano, Troll, Biagi and other European Bracelets Math Nerd Mathematician Charm Fits Pandora Bracelets & Can also be used with Beaded Bracelet Brands such as Chamilia, Troll, Biagi and other European Bracelets Simply slide it on and add a great new addition to your Pandora style bracelet with this one of a kind charm! Charm Measures 1 1/2" tall x 3/4" Wide Packaging: Black Velvet Pouch Made in the United States of America