The tiniest dab of baby shampoo. The size of a pinhead is enough. Rub around until dry.
If I get a leak it burns my eyes but it otherwise works well. As someone wrote earlier, one travel bottle has lasted me FOREVER.
Better than spit.
If I get a leak it burns my eyes but it otherwise works well. As someone wrote earlier, one travel bottle has lasted me FOREVER.
Better than spit.