Introducing our Simple Spark Crystal Hoops available in several colors of crystal. From glamming up a casual outfit to a more formal occasion where crystals thrive, these hoops are a hoop earring essential. - Luxurious 18kt gold plated - Sparkling glass accents for added elegance - Powerful length of 2.5 inches for added confidence - Hypoallergenic surgical steel posts for comfort - Nickel free to prevent any irritation