High quality,low cost magnet,germanium,far ifrared,negative ions power,energy,therapy,treatment,healthy Nickel,Lead free OEM ... :High polished & top brushedPlating: IPG platedMagnetic: 3000gauss (germanium,far ifrared,negative ion are also available)Size:8.5"Stone: no stoneMini QQ ... . New design development:We have a group of designers who make different styles every month by 3D software and are able ...