All earrings are handmade with lightweight polymer clay, so light you may even forget you have them on!! Posts are all gold plated 316L stainless steel and are hypoallergenic for sensitive ears. Slight variations are normal and expected as with all handmade items and we think this just makes them that much more unique Keep away from moisture, oils, and perfumes to ensure the longevity of your ear wear Take care when storing earrings so that they are not bent or smashed to avoid breakage