NA Narcotics Anonymous Stud Earrings Sterling Silver, NA Symbol Stud Earrings, Small Size NA Symbol Stud Earrings 3/8" (9mm) Wide by 3/8" (9mm) Tall With each pair of earrings, we include a pair of soft rubber backs, at no charge Earrings and Post are Sterling Silver Weight of Pendant 0.5 Grams Hand Finished, High Polished