Soft earring backs are made of clear silicone, pliable and comfortable to wear, This rubber earring backs size fits for most earrings posts. Easy to put on and off. | 1000 pcs clutch earring backings, enough for your spare and replacement, keep a long time use to replace your lost or torn one | Bullet clutch ear backs pad diameter is 4 mm and 3 mm in height, with 1mm hole size, small and portable. | Easy to grasp, flexible clutch earring backstop pad slide onto the posts easily, and they stay on insure earrings not lost. | With storage case, huge bonus and convenient. NOTICE: earring safety backings are small jewelry wearing accessories, please keep it away from little kids