Beads -1000 Pieces Clear Rubber 3x3mm Plastic Craft Safety Back Earring Highlights Generic Brand 1000 Pieces Clear Rubber 3x3mm Plastic Craft Safety Back Earring Description: Made of rubber and of plastic, soft, comfortable and durable, not harmful to health. Easy to use, make your earring fit in the mini hole entirely, locking it tightly, preventing you from losing an earring. Mini size design, convenient for you to store with our plastic box; Thousands of earrings are enough for you to share with friends or relatives. Perfect for almost any type of earrings: small women's earrings, long drop earrings or men's earrings. Note: Small gadgets, please keep it away from kids and children. Specification: Material: PVC Size Chart: Size 1: Approx. 4x4 mm / 0.16x0.16 inch Size 2: Approx. 3x3 mm / 0.12x0.12 inch Package includes: 1000 Pieces Safety Back Earrings Note: 1. Please allow a little difference between the real object and the pictures due to the difference of monitors . 2.Please allow some measurement errors.