Made of safety rubber material pliable and comfortable to wear Clear transparent color can match with most types of earrings 1000 Pieces are enough for your replacement and spare Warm notice: Earring backs are small parts please keep it away from children. Made of clear rubber material lightweight and pliable. Transparent color can match with most kinds of earrings and meet your DIY needs well. 1000 Pieces of clear rubber earring backs are enough for your daily use and substitutions. Keep a long time use to replace your lost or tone one. Easy to put on and off. Can grip securely and hold your earrings in place without losing. Comfortable to wear and it is less likely to cause an allergic reaction than metal earring backs.