Besteel Stainless Steel Mens Womens Stud Earrings Set 6 Pairs Nickel Free Earrings Black 3-8mm Metal: AAA Grade CZ StudLots of SparkleGreat Plated Hypoallergenic; Lead Free; Nickel Free; Safely and Comfortable for Your Sensitive Ears. Mystery of the Black;6 pairs in a set; diamerter:3,4,5,6,7,8mm. Hardness:8.5; Lasting Colour Retention; Classic and Easy Butterfly Clasp; 100-day Money Back Guarantee or Exchange.Come with a Velvet Bag Perfect for Gift Giving and Storage.