Thor's Hammer or Hammer of Thor is an ancient Norse symbol. In Norse mythology, Thor is the god of thunder, and his hammer named Mjolnir has the power of lightning. These unique Norse Thor's hammer earrings are made of solid hypoallergenic 316L surgical stainless steel. The Mjolnir earrings have a high polish finish with antiquing to highlight the details, they are dangle or drop style with hinged hoop fastenings. They measure approximately 30mm long by 21mm wide x 4mm thick (without ear-wire, charm only). One earring with ear-wire weighs approximately 1.5 grams. The package will contain one pair.