7mm Rhinestone Mens Womens Stainless Steel Spike Stud Earrings Faux Taper 12pairs Set diameter of the top is approx 7mm, total length of the earrings is 27.5mm/1.1" diameter of the piercing/stem/plug is 1.2mm, kind of chunky, please make sure your ear hole is large enough for 1.2mm piercing plug there are grooves on the plug as the picture shows you will get 12 pairs/24 pieces earrings in total made of stain less steel