1)Material:resin&metal ball 2)Fushigi ball - 76mm dia. 3)best selling in US 4)9year factory ... .MaterialImported clear resin (+alloy/embedment)Product Paperweight,hourglass,trophy,dice,ball,promotional gift,bathroom sets etcUsage souvenir ,promotional gift ,home decoration ... OF YOUR COMMENTS WILL BE TAKEN SERIOUSLY. Acrylic / resin fushigi magic gravity ball