Japanese Oni Devil Stud Earrings — .925 Sterling SilverHorns curling up from the forehead, a wide snarling mouth, deep set eyes each stud is a miniature Oni mask cast in . 925 sterling silver. The Oni is a demon figure from Japanese folklore, and the sculpted detail on these earrings captures the expression that made Oni masks a staple of kabuki theater and tattoo culture. Darkened accents fill the recessed areas to make every contour visible at 11mm x 15mm. Sold as a pair. Who This Is Actually For If