Soft and Durable: Soft earring Backs are made of clear silicone rubber,Latex-free and hypo-allergenic, pliable and comfortable to wear, fit for most earrings posts, Easy to put on and off. Easy to Use: silicone earring backs replacements easily slip on the earrings and stay in place, preventing any earring from falling out or potentially getting lost,perfect size to fit most earrings posts Sufficient quantity: There are numerous Earring Backings, enough for your spare and replacement, keep a long time use to replace your lost or torn one,sufficient to share with your friends and family Small and Invisible: Silicone Earring Backings portable and lightweight; Metal Silicone Earring backs invisible behind your earlobes Warm note: earring backings are small jewelry making accessories supplies, Please keep the earring backs in dry environment and keep them away from children under 3 years old Each backing is crafted from soft, clear rubber that's comfortable for everyday wear and fits most standard earring posts. Perfect for jewelers, crafters, or anyone looking to replace lost earring backs, this set ensures you'll always have spare backings when needed. Warm note: earring backings are small jewelry making accessories supplies, Please keep the earring backs in dry environment and keep them away from children under 3 years old.