earring backs earring backings baby bullet rubber earring backs earring backs for studs eating backings plastic earringsHypoallergenic MaterialThese earring backs are made of clear soft plastic, pliable comfortable , Safe and no reactions to very sensitive skin.Earring Backs Replacements100pcs earrings posts are enough for your spare and replacement, you needn't worry about losing the back of your earrings or stud earrings ever againEarring Backs SizeThe bullet clutch earring back diameter is 4 mm and 3 mm in height, small and portable, this earring stoppers with pad size fits for most earrings posts ,Easy to put on and off.,The color clear match with most types of earrings, stud earrings, ear rings ,fashion earrings, earring hooks ectEaring Backs Secure easy to grasp, flexible earring backs for droopy ears slide onto the posts easily, and they stay on secure earrings not lostNOTICEEarring backings are small jewelry wearing accessories, please keep them away from little kids