Crystal rhinestone magnets hold the plugs to your ear,no need piercing Double Sided Earrings Ear Stud make you more attractive,charming,fashion and chic It's a good gift for your lover,family,friend and coworkers Material: Magnet 36 Pairs=12 Pairs 4mm Earrings+12 Pairs 6mm Earrings+12 Pairs 7mm Earrings