Our earring backs are easy to use and can be quickly attached to any earring post. Simply slide the back onto the post until it feels secure. The flexible silicone material grips the post firmly, providing a hold that keeps your earrings in place. These backs are ideal for anyone who wants to keep their earrings secure and comfortable. Features -Color:Transparent -Material:Silicone -Size: 0.40X0.40X0.40cm/0.16X0.16X0.16in -Antislip design: the silicone earring backs feature an antislip design that keeps your earrings securely in place, preventing them from falling off -Comfortable and secure: these earring stoppers provide a comfortable and secure fit, allowing your earrings stay in place without causing discomfort -Universal fit: suitable for all types of earrings, these earring hardware are ideal for use with various styles and designs in your jewelry collection -Soft silicone: crafted from silicone, these earring backs are soft, flexible, allowing performance -Quick installation: these earring locking backs are easy to install and remove, providing a quick and convenient solution for securing your earrings Package list: 1200 x ear ring backs