Groot and Rocket stud Earrings, gift idea, cool jewelry, unique, funky, funny, celebrity jewelry, guardians of the galaxy, nerdyEarrings are made out of sturdy hard plastic Earring posts are made with high quality surgical stainless steel posts NICKEL FREE Earrings come with a super cute gift box ::: Please note::: Although the earrings are coated with a clear matte varnish, earrings should be taken off before going under water and showering. I would recommend storing them away from other jewelry to prevent scratching. Please feel free to convo me with any questions! Thanks