This GS-2# Translucent BLACK Rectangular Glass Dropper Bottle CRC Cap is the perfect choice for e-liquid packaging, essential oils, home lab use, chemicals, barber shop beard bottles, and more. It has a CRC and tamper-evident cap and comes in 15ml (1/2 oz) and 30ml (1oz) sizes. Its slim pipettes provide precise dropping, and the glass dropper bottle is right and leak-proof. We are the manufacturer from China and wholesale to the US, Europe countries and more.