18410 Black Gel Pump with clear overcap
Ribbed cap and clear overcap
fits 50ml essential oil bottle and below; dip tube is too short for 100ml bottle
When screwing onto the bottle the skirt must be screwed tight - and must be screwed one more rotation once the wide part of the bottle neck is reached. You will see a slight splaying of the bottom of the skirt as you force this last rotation.