How to measure your head for a proper fit

Please click this Yellow YouTube link to watch the tutorial: 

How to Measure your Head for a Wig

*Small = Petite = There will be a small black tag behind your Martini Wigs tag that says S

*Medium / Standard = There will be a small black tag behind your Martini Wigs tag that says M

*Large= There will be a small black tag behind your Martini Wigs tag that says L