... 30ml with dropper 18/415 dropper 18mm for essential oil glass bottle ,essential oil glass bottle 30ml with dropper 18/415 ,Amber ... glass dropper bottle ,Electrochemical aluminum luxury lid Green essential oil bottle 50ml with dropper 18/415 ,the neck is 18 ... ,50ml,100ml,200mlthe bottle neck size is 18/415 .the color can be Amber, blue ,green,the below green glass bottle ...