COMPATIBLE FIT with all brands of standard sized European charm bracelet and necklace beads and charms like Pandora, Biagi, Chamillia, DaVinci, Disney, Hallmark, Kays, Soufeel, Ninaqueen, Brighton, Trollbeads, and Zable.
SIZES INCLUDE the clasps - NOT the extender - and are within 1/4 inch, please see image for sizing instructions.