Hello Michiyo, we have Itachi's headband, ring and necklaces. Here are the link:
http://www.cosplay.my/product/Hidden+Ninja+HeadBand+Leaf+Village+Black+from+Naruto+%28Package%29/
http://www.cosplay.my/product/Itachi+Necklace+from+Naruto+Shippuuden/
http://www.cosplay.my/product/Naruto+Accessories+%28Itachi+Necklace%29+from+Naruto+Shippuuden/
http://www.cosplay.my/product/Itachi+Necklace+%282nd%29+from+Naruto/
If you would like to change the material, please submit ticket (with product link & request) to our
Support Center and let my teammate helps you directly.
Our office is in Hong Kong, we only sell products on line. n_n