Autism Sterling Silver Puzzle Bracelet. This bracelet has 5mm sterling silver balls, and sterling silver spacers. As a matter of fact this bracelet is made from .925 sterling silver right down to wire and jump ring. Handmade by a mom who's child has autism. Eight years experience in making these beautiful exquisite bracelets with the highest quality products .Our in stock bracelet measures 7 1/2 inch (standard size). Custom bracelets sizes are available 6" to 7 3/4". Just put desired bracelet size in the comment section which is located at the CHECKOUT page. Kindly allow a few extra days for custom bracelets.