Product Name: Empty colored 30ml glass serum essence dropper bottle Size: 30ml Material:  Premium quality glass Color: Custom gradient color Surface: Silkscreen printing, painting, frosting, gold stamping, and so on OEM: Sample processing, brand customization Pack: Standard safe export carton with pallet. MOQ:  5,000 pcs for the stock product, 10,000 pcs for customized. Samples: Free, need you to bear the express cost …