Glass Plastic Dropper Bottle Caps for Essential Oil

1. Rubber head: glossy/matte silicone rubber head, nitrile rubber
2. Neck Size: 18/400, 20/400, 22/400, 18/410, 20/410, 22/410
3. Neck Material: Plastic cover, aluminum carbide, bamboo, wooden
4. Packaging: Export carton with shipping mark with plastic pallet 1400PCS/CTN customizable 12.3/11.5kg 50 * 38.5 * 27cm (30ml), customizable
5. Closures: screw, childproof, tamper evidence, childproof&tamper evidence
6. Dropper head: round end, round elbows end, tip end, tap end, flat end, tip elbows end (the dropper body can be marked with a scale line)