Shade Descriptions:
M1 - fair neutral
M2 - fair to light with peach undertones
M3 - light to medium with peach undertones
M4 - light to medium with neutral undertones
M5 - light to medium with gold undertones
M6 - medium with peach/gold undertones
M7 - medium with beige undertones
M8 - medium neutral
M9 - medium to dark with gold/brown undertones
M10 - medium to dark with gold/peach/brown undertones
M11 - dark with peach/pink undertones
M12 - dark with peach/yellow undertones
M13 - dark with gold/brown undertones
M14 - deep brown with golden undertones
M15 - deep brown with sienna undertones
M16 - deeper brown with red undertones
M17 - deeper chocolate brown with red undertones
M18 - deeper rich chocolate brown with neutral undertones