These Flower-Shaped Rubber Ear Nut Backs are perfect for a whimsical addition to your earrings! The flower shaped ear nut backs measure 4x4mm and come in quantities of 1, 10, or 20 pair. Lead and nickel free, however, these ear nuts may contain silicone. Get your Ear Nut Backs from us today to add the perfect finishing touch to your creations.