This prepack has 2 of each in 6 precious stones, total of 12 necklaces. All these beautiful semi precious natural stone pendant necklaces come with specially designed our cards. Each stone has meditating meaning and it shows on the beautiful card. Chain is 16 inch long with 3 inch extender Natural stone pendant Stainless Steel 18K Gold plated chain that keeps it from tarnish for long. Lead & Nickel Free Made in China