From the Manufacturer Whirl n Wear Charms makes creating jewelry fun for girls 5 years and up with its easy-to-use stringing machine and specially designed refill and accessory packs. Create trendy jewelry with a twist. Nack themed refill pack includes 20 large shape charms 24 small shape charms 6 end fasteners 6 1/2 of clear elastic string 2 keychain attachments and 1 foot of elastic band string.