silver and black 6mm 5A Cubic Zirconia Crystal Titanium Stainless Steel Double Side Stud Earrings Screw Back Earrings:One pack contains 1 pairs of ScrewBack Earrings, black round cz and cubic zirconia earrings.Screw flat back can wear double side.The back of the earrings is also inlaid with best cubic zirconia, you can also change the two sided of both pairs of earrings according to your preferences. Hypoallergenic Earrings Size:Titanium earrings post length:6mm,posts thickness:20g =0.8mm gauge.The ear studs have internally screw thread design,keep secure and not easy to loose or fall off . Titanium Earring Material:High quality titanium surgical stainless steel,inlaid rainbow cubic zirconia,silver cubic zirconia,black zirconia earrings,excellent cut, brilliant fire and high clarity.Hypoallergenic for sensitive ears.Comfortable to wear for a long time.These Surgical steel earrings Perfect for Any Occasion:These titanium stainless steel stud earrings are easy to go with any outfit,very suitable for weddings,engagements,anniversaries,graduations,parties,prom and daily wear.You can also wear these titanium steel earrings when you sleep or nap. Ideal Gift earrings studs is the best earrings gift to birthday,anniversary,Mother’s day, Valentine’s Day,Christmas,Halloween,wedding and more.