[ SAFE MATERIAL ]: made of 304 stainless steel, good workmanship that the surface is smooth and the color is not easy to fade, wear comfortably and look attractive. [ EASY TO USE ]: it is very simply to create your own earrings. Earring studs have a open loop, so you can easily attach your jump ring, add chain or pendant on this, well craft. [ YOU WILL RECEIVE ]: 50pcs(25pairs) ball stud earring findings, size: 15x7mm, hole: 2mm, ball: 4mm, pin: 0.7mm. Enough quantity, perfect size, just enjoy your craft time. [ SUIT FOR MATCH ]: this earring studs with earring backs, delicate metal texture, which makes you not look awkward when matching other metal accessories, easy to use which can keep a long time. [ DESIGN PHILOSOPHY]: The earrings findings are applicable for jewelry making, craft DIY, dress decoration or home ornaments. Of course, this can also be one of your good jewelry collection.