Silver Mountain Blue Howlite Stud Trio EarringsThese perfectly petite stud sets feature a mix of playful and classic shapes dipped in sterling silver. With a removable jacket back that can be added to any stud it's easy to mix, match and switch your style. Interchange trios for more ways to wear when you shop the full collection. Set includes 3 pairs of studs. Blue Howlite Stone of Harmony Materials: Semi precious stone stud, sterling silver dipped brass Interchangeable ear jacket for multiple