By default your item will go by Royal Mail Second Class Post

You can choose a tracked service (before paying)
by clicking on the postage options box " See details " 

All are from Fougera   :

 The Original Swim Ear Post Swimming drops

or the much easier to use redesigned Equate dropper (identical contents)

 both contain the original Fougera formulation in identical ratios

lido 

lido

For a more economical solution have you considered Auro? 

also from the USA  with screw cap plus dropper attachment

another  well loved favourite from New York also from Fougera formulation

remember if your swim is soon second class post is erratic

choose the first class option offered?

lido 

Protective Ear Drops 29.7cc ( 1 fluid  ounce )

 protective ear drops are unique drying drops

simply apply a few drops to your ear after

swimming/diving/surfing/canoeing

the active ingredient is ISO-propyl alcohol 95%

the inactive base ingredient is anhydrous glycerine 5% 


line

SwimSeal is used before swimming to provide an ear canal 

protective coating barrier

SwimSeal contains Australian Tree Oil  line

The Swim Ear Small Print:
The brand used by swim teams for generations
Flammable: Keep away from fire or flame
Do not use in the eyes
Ask a doctor before use if you have: ear drainage or discharge;
pain, irritation or rash in ear; had ear surgery; dizziness.
Stop use and ask a doctor if irritation (too much burning)
or pain occurs. Keep out of reach of children
If swallowed, get medical help or contact a
Poison Control Centre right away.

 sometimes these do get delayed by GTW customs 
they may even get shipped direct from New York (that nice Mr. Trump permitting)