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.