Echidna Earrings These neat earrings are made from fine stainless steel with sterling silver ear hooks and are handmade in Australia. They are so adorable, and such an unusual design, we know you will love them. These are even made is Sydney Australia All earrings come in a gift box, so make great presents for friends especially easy to mail overseas. Weight: 18 g in gift box. Fun fact: Did you know echidnas live for 50 years?