I see
What I usually do for blisters is open them up with a scalpel-blade or safety pin, Desinfect it with Betadine salve or a ointment pad and then I put a elastic bandage or tape a gauze pad over it.
All that stuff is in my FAK, but I don't carry special 'blister-stuff' such as Moleskin, etc.
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''It's time for Plan B...'' ''We have a Plan B?'' ''No, but it's time for one.'' -Stargate SG-1