UNAPHYO A Pair Enamel Round Stainless Steel Stud Earring for Men and Women, Black/Blue Material: 316l Stainless steel,100% Nickel Free, Hypoallergenic Punk Stud Earring, for men or women Size: 9mm, two colors for choice Sturdy, durable style.Great for daily wearing Promise 90-day Products Exchange or Money Back Guarantee.