Mystery to Mastery Forums WindWorks The LIP ZIP Reply To: The LIP ZIP

#147355
holgereggemann
Participant

Hi Greg,
thank you for this easy to understand model.

There is one question to me:
Is the lip or are both lips moving slightly forward to make aperture smaller? or do they stay same distance from teeth or do they even come clother to teeth?
I guess moving slightly forward is the key.

Best Holger

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