Material: stainless steel and alloy , it is lead free and nickel free . Stainless Steel is hypo allergenic, it doesn’t rust, change colour or tarnish.
Size: The estrogen molecule pendant 4.5cm(1.77 inch)*1.5cm(0.59 inch),the chain length is 46cm(18 inch)+5cm(1.96 inch) extension.
Estrogen is the primary female sex hormone that is responsible for the development and regulation of the female reproductive system and secondary sex characteristics.
It can be a symbol of personal transformation. It combines science with art ,wear it subtly for yourself, or boldly for the world to see.
It is packaged in a velvet bag as a gift or memento on birthday , anniversaries , or special days,a triking gift for those unique and fantastic people or a elegant gift for someone special like your mother,wife or friends , etc..