Alloy Material: Made of high-quality alloy . alloy is rust proof,hypoallergenic, and won't make your uncomfortable. It has a lot of service life, so don't worry about its quality Punk Style Pendant: it can be connected to the conical pendant to form punk style earrings, which are fashionable, simple and distinctive. At the same time, you can enjoy DIY fun and match daily clothes at will Rainbow Color: Rainbow color is relatively bright. Different from other colors in the market, the combination of rainbow colors will make you more brilliant in the crowd. It may fade after encountering water, so it should be kept carefully Use For: Suitable for key chain, bag pendant, sweater chain pendants, ornaments and other crafts etc. Can be used as decorative zippers handmade jewelry finding or other hand-crafted creative DIY Jewelry making accessories. Meaningful Gifts:These are perfect for diy gifts for both men and women. you can customize earring for your family, lover or friends to make unique earring for couple friendship on valentine's day, christmas, thanksgiving, graduation, birthday, wedding, engagement, etc.