For stock wigs:
Available hair colors: #1 #1B #2 #3 #4
Available hair length: 14" 16" 18" 20" (short hair style should be the exception)
For custom wigs:
Available hair colors: all the colors showed on hair color chart
Available hair length: all the hair lengths from 8" to 26" (short hair style should be the exception)
BTW, highlight and mixed color are only available in custom wigs.
Click here to see the hair color chart: http://www.owigs.com/html/hair_color_chart.html
If you need other hair colors or hair length, you may want to choose a custom wig.