Material: tungsten steel
Nickel-free and lead free
Finish: high polished and brushed
Magnets: can be inserted germanium, magnets, infrared ray, negative ion, and nano stone
Plating: no plating, IPB black plating and IPG gold plating are also available
Dimension: 7.5 to 8.5 inches
Stone: hematite stone
Stone is available in material and style
Packaging: polybag/OPP bag