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| Article number: | FM80-L | 
Stops water from entering the ear while swimming, snorkeling, or scuba diving.
A small pin hole makes equalization while scuba diving or snorkeling a lot easier.
Reduces "ear squeeze" caused by inability to equalize between the outer and middle ear. Helps prevent infection, vertigo, and thermal reaction.
Sizes (see photo for measuring guide)
T = 2 cm
XS = 2.2 cm
MS = 2.3 cm
S = 2.5 cm
M = 2.7 cm
L = 3.0 cm
XL = 3.3 cm
XXL = 3.5 cm