Together we can make a difference with these "Expressions" Sterling Silver Autism Necklace. This necklace is handmade with sterling silver material by professional jeweler in support and to help raise awareness for Autism. Rope chain with puzzle charm pendant design that looks classy and elegant. It is lead, nickel and cadmium free making it safe for everyday use. It could be worn on its own or you could also have a matching bracelet, and that is also available. A perfect accessory for any outfit at any occasion. Has different sizes to choose from.