Shungite is a material that is found in Russia and has a high form of crystalline carbon called Fullerenes.  Fullerenes are powerful antioxidants that detoxify and protect against EMFs.  This is a great piece to keep at your computer or charging stations.  They will make the perfect companion to keep at your home or office workstations.  Each is a 3 inch skull and weigh approximately 1.3 lbs.