Autism Cat Eye Beads Sterling Silver Bracelet 2: Made with 8mm Cats eye round beads (fiber optic). The charms, spacers, clasp, jump ring and even the wire is .925 sterling silver. Our in stock bracelet measures 7 1/2 inch (standard size). Custom bracelets sizes are available 6" to 7 3/4". Just put your desire bracelet size in the comment section. Kindly allow 7 days for custom size bracelets.